136.152.0.1
Education
Data retrieved at
Network
ASN
AS25
Registry (RIR): ARIN
IP Range
Company
University of California at Berkeley
Network
UCB-TELECOM
Using networksdb.io for network lookups.
Hostname
Not available.
AS Domain
berkeley.edu
Using host.io for pre-visualize domains.
Type
Education
Handle
NET-136-152-0-0-1
Registered
1991-03-06
Last Changed
2023-12-14
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "136.152.0.0",
"length": 16
}
],
"endAddress": "136.152.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-06T19:35:46-05:00"
}
],
"handle": "UCB-NOC-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UCB-NOC-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
},
{
"href": "https://whois.arin.net/rest/poc/UCB-NOC-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"administrative",
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "2850 Telegraph Ave\nBerkeley\nCA\n94720\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"IST Communication and Network Services"
],
[
"org",
{},
"text",
"University of California at Berkeley"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-510-664-9000"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-14T16:46:51-04:00"
},
{
"eventAction": "registration",
"eventDate": "2016-04-18T17:15:50-04:00"
}
],
"handle": "UCBSE-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UCBSE-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
},
{
"href": "https://whois.arin.net/rest/poc/UCBSE-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "2850 Telegraph Ave\nBerkeley\nCA\n94705\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"UCB-SECURIT-ARIN"
],
[
"org",
{},
"text",
"University of California at Berkeley"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-510-664-9000"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2023-07-20T15:24:10-04:00"
},
{
"eventAction": "registration",
"eventDate": "2010-01-13T00:00:00-05:00"
}
],
"handle": "UCAB-1-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UCAB-1-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
},
{
"href": "https://whois.arin.net/rest/org/UCAB-1-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"DMCA Designated Agent is [email protected]"
],
"title": "Registration Comments"
}
],
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"University of California at Berkeley"
],
[
"adr",
{
"label": "IST - Telecommunications\nATTN Network Services and Operations\n2850 Telegraph Ave\nNOTE See Comment for DMCA INFO\nBerkeley\nCA\n94705\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-06T19:35:46-05:00"
}
],
"handle": "UCB-NOC-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UCB-NOC-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
},
{
"href": "https://whois.arin.net/rest/poc/UCB-NOC-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "2850 Telegraph Ave\nBerkeley\nCA\n94720\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"IST Communication and Network Services"
],
[
"org",
{},
"text",
"University of California at Berkeley"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-510-664-9000"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2023-12-14T10:03:26-05:00"
},
{
"eventAction": "registration",
"eventDate": "1991-03-06T00:00:00-05:00"
}
],
"handle": "NET-136-152-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/136.152.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
},
{
"href": "https://whois.arin.net/rest/net/NET-136-152-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
}
],
"name": "UCB-TELECOM",
"notices": [
{
"description": [
"By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/tou/",
"rel": "terms-of-service",
"type": "text/html",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
}
],
"title": "Terms of Service"
},
{
"description": [
"If you see inaccuracies in the results, please visit: "
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
"rel": "inaccuracy-report",
"type": "text/html",
"value": "https://rdap.arin.net/registry/ip/136.152.0.1"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-136-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
"DMCA Designated Agent is [email protected]"
],
"title": "Registration Comments"
}
],
"startAddress": "136.152.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}
Security
No security threats detected for this IP.
VPN
Proxy
Tor
Hosting
Residential Proxy
Bogon
Abuser
Crawler
RPKI
RPKI Origin Validation
RPKI verifies that an IP prefix is legitimately announced by the authorized Autonomous System (ASN) using Route Origin Authorizations (ROAs).
Unknown.
No valid ROA was found for this prefix.
UNKNOWN
Validated Prefix
Not available
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
United States
City
Berkeley (📍 94703)
California
Time Zone
America/Los_Angeles
Coordinates
37.8637, -122.276
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)