129.57.0.18
ISP
Data retrieved at
Network
ASN
IP Range
Company
Thomas Jefferson National Accelerator Facility
Network
CEBAF
Using networksdb.io for network lookups.
Hostname
Not available.
Type
ISP
Handle
NET-129-57-0-0-1
Registered
1988-02-10
Last Changed
2024-12-12
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "129.57.0.0",
"length": 16
}
],
"endAddress": "129.57.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-04T17:08:21-04:00"
},
{
"eventAction": "registration",
"eventDate": "2026-06-04T13:51:38-04:00"
}
],
"handle": "JLABA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/JLABA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
},
{
"href": "https://whois.arin.net/rest/poc/JLABA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "12000 Jefferson Avenue\nNewport News\nVA\n23606\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"JLAB ADMIN"
],
[
"org",
{},
"text",
"Jefferson Lab"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-757-269-7100"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-08-13T11:04:11-04:00"
},
{
"eventAction": "registration",
"eventDate": "2012-04-09T17:18:46-04:00"
}
],
"handle": "NOCJL-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NOCJL-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
},
{
"href": "https://whois.arin.net/rest/poc/NOCJL-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "12000 Jefferson Avenue\nNewport News\nVA\n23606\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"noc-jlab-org"
],
[
"org",
{},
"text",
"Thomas Jefferson National Accelerator Facility"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-757-269-7100"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-08-13T10:59:59-04:00"
},
{
"eventAction": "registration",
"eventDate": "2012-04-09T16:58:09-04:00"
}
],
"handle": "ABUSE3390-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ABUSE3390-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
},
{
"href": "https://whois.arin.net/rest/poc/ABUSE3390-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "12000 Jefferson Avenue\nNewport News\nVA\n23606\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"abuse-jlab-org"
],
[
"org",
{},
"text",
"Thomas Jefferson National Accelerator Facility"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-757-269-7100"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-04T16:28:21-04:00"
},
{
"eventAction": "registration",
"eventDate": "2024-12-10T14:01:52-05:00"
}
],
"handle": "CEBAFS-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CEBAFS-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
},
{
"href": "https://whois.arin.net/rest/org/CEBAFS-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Thomas Jefferson National Accelerator Facility"
],
[
"adr",
{
"label": "12000 Jefferson Avenue\nNewport News\nVA\n23606\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-12-12T17:18:07-05:00"
},
{
"eventAction": "registration",
"eventDate": "1988-02-10T00:00:00-05:00"
}
],
"handle": "NET-129-57-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/129.57.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
},
{
"href": "https://whois.arin.net/rest/net/NET-129-57-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/129.57.0.18"
}
],
"name": "CEBAF",
"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/129.57.0.18"
}
],
"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/129.57.0.18"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-129-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "129.57.0.0",
"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
129.57.0.0/16
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
United States
City
Newport News (📍 23606)
Virginia
Time Zone
America/New_York
Coordinates
37.0737, -76.4988
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)