CIDR Details

192.31.105.0/24

AS25University of California at Berkeley

Summary

ASNAS25
Registration Date1987-06-22
Last Changed Date2021-12-15
Abuse Email[email protected]
Abuse Tel+1-510-664-9000
Hosted IPs256
IP AddressRDAP

IP Address

CIDR is a method for assigning IP addresses and defining IP address ranges more flexibly than the older class-based addressing methods. It allows network administrators to allocate IP addresses in smaller, more efficient blocks, which reduces address wastage. Below is a comprehensive list of all IP addresses within the CIDR block 192.31.105.0/24.

RDAP

RDAP stands for Registration Data Access Protocol. It is a protocol used to access and retrieve registration data for internet resources such as domain names, IP addresses, and autonomous system numbers. RDAP has several advantages over the WHOIS protocol, including support for internationalization, secure access to data, and the ability to provide differentiated access to registration data. Here is the RDAP raw data for 192.31.105.0/24.

Summary

NameUCB-VISIT-NET
Registration Date1987-06-22
Last Changed Date2021-12-15
Abuse Tel+1-510-664-9000
Abuse EMAIL[email protected]
Administrative Tel+1-510-664-9000
Technical Tel+1-510-664-9000
Administrative EMAIL[email protected]
Technical EMAIL[email protected]

Raw data

1{
2        "rdapConformance": [
3                "nro_rdap_profile_0",
4                "rdap_level_0",
5                "cidr0",
6                "arin_originas0"
7        ],
8        "notices": [
9                {
10                        "title": "Terms of Service",
11                        "description": [
12                                "By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
13                        ],
14                        "links": [
15                                {
16                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
17                                        "rel": "terms-of-service",
18                                        "type": "text/html",
19                                        "href": "https://www.arin.net/resources/registry/whois/tou/"
20                                }
21                        ]
22                },
23                {
24                        "title": "Whois Inaccuracy Reporting",
25                        "description": [
26                                "If you see inaccuracies in the results, please visit: "
27                        ],
28                        "links": [
29                                {
30                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
31                                        "rel": "inaccuracy-report",
32                                        "type": "text/html",
33                                        "href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/"
34                                }
35                        ]
36                },
37                {
38                        "title": "Copyright Notice",
39                        "description": [
40                                "Copyright 1997-2023, American Registry for Internet Numbers, Ltd."
41                        ]
42                }
43        ],
44        "handle": "NET-192-31-105-0-1",
45        "startAddress": "192.31.105.0",
46        "endAddress": "192.31.105.255",
47        "ipVersion": "v4",
48        "name": "UCB-VISIT-NET",
49        "type": "DIRECT ALLOCATION",
50        "parentHandle": "NET-192-0-0-0-0",
51        "remarks": [
52                {
53                        "title": "Registration Comments",
54                        "description": [
55                                "DMCA Designated Agent is [email protected]"
56                        ]
57                }
58        ],
59        "events": [
60                {
61                        "eventAction": "last changed",
62                        "eventDate": "2021-12-14T20:28:29-05:00"
63                },
64                {
65                        "eventAction": "registration",
66                        "eventDate": "1987-06-22T00:00:00-04:00"
67                }
68        ],
69        "links": [
70                {
71                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
72                        "rel": "self",
73                        "type": "application/rdap+json",
74                        "href": "https://rdap.arin.net/registry/ip/192.31.105.0"
75                },
76                {
77                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
78                        "rel": "alternate",
79                        "type": "application/xml",
80                        "href": "https://whois.arin.net/rest/net/NET-192-31-105-0-1"
81                }
82        ],
83        "entities": [
84                {
85                        "handle": "UCAB",
86                        "vcardArray": [
87                                "vcard",
88                                [
89                                        [
90                                                "version",
91                                                {},
92                                                "text",
93                                                "4.0"
94                                        ],
95                                        [
96                                                "fn",
97                                                {},
98                                                "text",
99                                                "University of California at Berkeley"
100                                        ],
101                                        [
102                                                "adr",
103                                                {
104                                                        "label": "IST - Telecommunications\nATTN Network Services and Operations\n2850 Telegraph Ave\nNOTE See Comment for DMCA INFO\nBerkeley\nCA\n94705\nUnited States"
105                                                },
106                                                "text",
107                                                [
108                                                        "",
109                                                        "",
110                                                        "",
111                                                        "",
112                                                        "",
113                                                        "",
114                                                        ""
115                                                ]
116                                        ],
117                                        [
118                                                "kind",
119                                                {},
120                                                "text",
121                                                "org"
122                                        ]
123                                ]
124                        ],
125                        "roles": [
126                                "registrant"
127                        ],
128                        "remarks": [
129                                {
130                                        "title": "Registration Comments",
131                                        "description": [
132                                                "DMCA Designated Agent is [email protected]"
133                                        ]
134                                }
135                        ],
136                        "links": [
137                                {
138                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
139                                        "rel": "self",
140                                        "type": "application/rdap+json",
141                                        "href": "https://rdap.arin.net/registry/entity/UCAB"
142                                },
143                                {
144                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
145                                        "rel": "alternate",
146                                        "type": "application/xml",
147                                        "href": "https://whois.arin.net/rest/org/UCAB"
148                                }
149                        ],
150                        "events": [
151                                {
152                                        "eventAction": "last changed",
153                                        "eventDate": "2021-09-07T12:44:36-04:00"
154                                },
155                                {
156                                        "eventAction": "registration",
157                                        "eventDate": "1984-08-03T00:00:00-04:00"
158                                }
159                        ],
160                        "entities": [
161                                {
162                                        "handle": "UCBSE-ARIN",
163                                        "vcardArray": [
164                                                "vcard",
165                                                [
166                                                        [
167                                                                "version",
168                                                                {},
169                                                                "text",
170                                                                "4.0"
171                                                        ],
172                                                        [
173                                                                "adr",
174                                                                {
175                                                                        "label": "2850 Telegraph Ave\nBerkeley\nCA\n94705\nUnited States"
176                                                                },
177                                                                "text",
178                                                                [
179                                                                        "",
180                                                                        "",
181                                                                        "",
182                                                                        "",
183                                                                        "",
184                                                                        "",
185                                                                        ""
186                                                                ]
187                                                        ],
188                                                        [
189                                                                "fn",
190                                                                {},
191                                                                "text",
192                                                                "UCB-SECURIT-ARIN"
193                                                        ],
194                                                        [
195                                                                "org",
196                                                                {},
197                                                                "text",
198                                                                "UCB-SECURIT-ARIN"
199                                                        ],
200                                                        [
201                                                                "kind",
202                                                                {},
203                                                                "text",
204                                                                "group"
205                                                        ],
206                                                        [
207                                                                "email",
208                                                                {},
209                                                                "text",
210                                                                "[email protected]"
211                                                        ],
212                                                        [
213                                                                "tel",
214                                                                {
215                                                                        "type": [
216                                                                                "work",
217                                                                                "voice"
218                                                                        ]
219                                                                },
220                                                                "text",
221                                                                "+1-510-664-9000"
222                                                        ]
223                                                ]
224                                        ],
225                                        "roles": [
226                                                "abuse"
227                                        ],
228                                        "links": [
229                                                {
230                                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
231                                                        "rel": "self",
232                                                        "type": "application/rdap+json",
233                                                        "href": "https://rdap.arin.net/registry/entity/UCBSE-ARIN"
234                                                },
235                                                {
236                                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
237                                                        "rel": "alternate",
238                                                        "type": "application/xml",
239                                                        "href": "https://whois.arin.net/rest/poc/UCBSE-ARIN"
240                                                }
241                                        ],
242                                        "events": [
243                                                {
244                                                        "eventAction": "last changed",
245                                                        "eventDate": "2022-09-07T09:21:32-04:00"
246                                                },
247                                                {
248                                                        "eventAction": "registration",
249                                                        "eventDate": "2016-04-18T17:15:50-04:00"
250                                                }
251                                        ],
252                                        "status": [
253                                                "validated"
254                                        ],
255                                        "port43": "whois.arin.net",
256                                        "objectClassName": "entity"
257                                },
258                                {
259                                        "handle": "UCB-NOC-ARIN",
260                                        "vcardArray": [
261                                                "vcard",
262                                                [
263                                                        [
264                                                                "version",
265                                                                {},
266                                                                "text",
267                                                                "4.0"
268                                                        ],
269                                                        [
270                                                                "adr",
271                                                                {
272                                                                        "label": "2850 Telegraph Ave\nBerkeley\nCA\n94720\nUnited States"
273                                                                },
274                                                                "text",
275                                                                [
276                                                                        "",
277                                                                        "",
278                                                                        "",
279                                                                        "",
280                                                                        "",
281                                                                        "",
282                                                                        ""
283                                                                ]
284                                                        ],
285                                                        [
286                                                                "fn",
287                                                                {},
288                                                                "text",
289                                                                "IST Communication and Network Services"
290                                                        ],
291                                                        [
292                                                                "org",
293                                                                {},
294                                                                "text",
295                                                                "IST Communication and Network Services"
296                                                        ],
297                                                        [
298                                                                "kind",
299                                                                {},
300                                                                "text",
301                                                                "group"
302                                                        ],
303                                                        [
304                                                                "email",
305                                                                {},
306                                                                "text",
307                                                                "[email protected]"
308                                                        ],
309                                                        [
310                                                                "tel",
311                                                                {
312                                                                        "type": [
313                                                                                "work",
314                                                                                "voice"
315                                                                        ]
316                                                                },
317                                                                "text",
318                                                                "+1-510-664-9000"
319                                                        ]
320                                                ]
321                                        ],
322                                        "roles": [
323                                                "noc",
324                                                "administrative",
325                                                "technical"
326                                        ],
327                                        "links": [
328                                                {
329                                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
330                                                        "rel": "self",
331                                                        "type": "application/rdap+json",
332                                                        "href": "https://rdap.arin.net/registry/entity/UCB-NOC-ARIN"
333                                                },
334                                                {
335                                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
336                                                        "rel": "alternate",
337                                                        "type": "application/xml",
338                                                        "href": "https://whois.arin.net/rest/poc/UCB-NOC-ARIN"
339                                                }
340                                        ],
341                                        "events": [
342                                                {
343                                                        "eventAction": "last changed",
344                                                        "eventDate": "2023-05-31T10:15:15-04:00"
345                                                }
346                                        ],
347                                        "status": [
348                                                "validated"
349                                        ],
350                                        "port43": "whois.arin.net",
351                                        "objectClassName": "entity"
352                                }
353                        ],
354                        "port43": "whois.arin.net",
355                        "objectClassName": "entity"
356                },
357                {
358                        "handle": "UCB-NOC-ARIN",
359                        "vcardArray": [
360                                "vcard",
361                                [
362                                        [
363                                                "version",
364                                                {},
365                                                "text",
366                                                "4.0"
367                                        ],
368                                        [
369                                                "adr",
370                                                {
371                                                        "label": "2850 Telegraph Ave\nBerkeley\nCA\n94720\nUnited States"
372                                                },
373                                                "text",
374                                                [
375                                                        "",
376                                                        "",
377                                                        "",
378                                                        "",
379                                                        "",
380                                                        "",
381                                                        ""
382                                                ]
383                                        ],
384                                        [
385                                                "fn",
386                                                {},
387                                                "text",
388                                                "IST Communication and Network Services"
389                                        ],
390                                        [
391                                                "org",
392                                                {},
393                                                "text",
394                                                "IST Communication and Network Services"
395                                        ],
396                                        [
397                                                "kind",
398                                                {},
399                                                "text",
400                                                "group"
401                                        ],
402                                        [
403                                                "email",
404                                                {},
405                                                "text",
406                                                "[email protected]"
407                                        ],
408                                        [
409                                                "tel",
410                                                {
411                                                        "type": [
412                                                                "work",
413                                                                "voice"
414                                                        ]
415                                                },
416                                                "text",
417                                                "+1-510-664-9000"
418                                        ]
419                                ]
420                        ],
421                        "roles": [
422                                "technical",
423                                "noc"
424                        ],
425                        "links": [
426                                {
427                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
428                                        "rel": "self",
429                                        "type": "application/rdap+json",
430                                        "href": "https://rdap.arin.net/registry/entity/UCB-NOC-ARIN"
431                                },
432                                {
433                                        "value": "https://rdap.arin.net/registry/ip/192.31.105.0",
434                                        "rel": "alternate",
435                                        "type": "application/xml",
436                                        "href": "https://whois.arin.net/rest/poc/UCB-NOC-ARIN"
437                                }
438                        ],
439                        "events": [
440                                {
441                                        "eventAction": "last changed",
442                                        "eventDate": "2023-05-31T10:15:15-04:00"
443                                }
444                        ],
445                        "status": [
446                                "validated"
447                        ],
448                        "port43": "whois.arin.net",
449                        "objectClassName": "entity"
450                }
451        ],
452        "port43": "whois.arin.net",
453        "status": [
454                "active"
455        ],
456        "objectClassName": "ip network",
457        "cidr0_cidrs": [
458                {
459                        "v4prefix": "192.31.105.0",
460                        "length": 24
461                }
462        ],
463        "arin_originas0_originautnums": [
464                25
465        ]
466}

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FAQ

What is the netmask for 192.31.105.0/24?

The netmask for CIDR 192.31.105.0/24 is 255.255.255.0. This defines the number of available IP addresses in the CIDR range

What are the network start and end addresses in CIDR 192.31.105.0/24?

The network start address in CIDR 192.31.105.0/24 is 192.31.105.0 and the end address is 192.31.105.255

What is the ASN of 192.31.105.0/24?

The ASN of 192.31.105.0/24 is 25