Organization
NATIONAL GUARD BUREAU
ARNG-LA-NET
Location
Arlington (Alcova Heights)
Virginia, United States (US)
Hostname
—
Geolocation
United States (US) United States
- Country
- United States (US)
- Region
- Virginia
- City
- Arlington (Alcova Heights)
- Continent
- North America
- Coordinates
- 38.8675, -77.105 View on map ↗
Network Information
IP Range 55.23.0.0 – 55.23.255.255 CIDR 55.23.0.0/16 Network Name ARNG-LA-NET Handle NET-55-23-0-0-1 Type ASSIGNMENT Parent Network NET-55-0-0-0-2 Organization NATIONAL GUARD BUREAU Organization ID C11553543 Address 111 SOUTH GEORGE MASON DRIVE, ARLINGTON, VA, 22204, United States Country United States (US) Registry ARIN Registered On Mar 25, 2026 Last Updated Mar 25, 2026 Status
active
ASN & Routing
Origin AS AS349 AS Name DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US Announced Prefix 55.23.182.0/24 AS Registry ARIN Prefix Country United States (US) Allocated 1996-10-26 RPKI Origin Not found (no ROA covers this prefix)
Reverse DNS
No PTR record is published for this address.
Abuse Contact
Raw RDAP Response
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "55.23.0.0",
"length": 16
}
],
"endAddress": "55.23.255.255",
"entities": [
{
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-12T13:52:28-05:00"
},
{
"eventAction": "registration",
"eventDate": "2009-06-24T09:41:15-04:00"
}
],
"handle": "REGIS10-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/REGIS10-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
},
{
"href": "https://whois.arin.net/rest/poc/REGIS10-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"technical",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "DISA-Columbus\n300 North James Road\nWhitehall\nOH\n43213\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Registration"
],
[
"org",
{},
"text",
"DoD Network Information Center"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-844-347-2457;ext2"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-08-12T11:32:02-04:00"
},
{
"eventAction": "registration",
"eventDate": "1990-03-26T00:00:00-05:00"
}
],
"handle": "HEADQU-3",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/HEADQU-3",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
},
{
"href": "https://whois.arin.net/rest/org/HEADQU-3",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Headquarters, USAISC"
],
[
"adr",
{
"label": "NETC-ANC CONUS TNOSC\nFort Huachuca\nAZ\n85613\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-03-25T12:24:22-04:00"
},
{
"eventAction": "registration",
"eventDate": "2026-03-25T12:24:22-04:00"
}
],
"handle": "C11553543",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/C11553543",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
},
{
"href": "https://whois.arin.net/rest/customer/C11553543",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"NATIONAL GUARD BUREAU"
],
[
"adr",
{
"label": "111 SOUTH GEORGE MASON DRIVE\nARLINGTON\nVA\n22204\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-03-25T12:24:22-04:00"
},
{
"eventAction": "registration",
"eventDate": "2026-03-25T12:24:22-04:00"
}
],
"handle": "NET-55-23-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/55.23.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
},
{
"href": "https://whois.arin.net/rest/net/NET-55-23-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
},
{
"href": "https://rdap.arin.net/registry/ip/55.0.0.0/8",
"rel": "up",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/55.23.182.0"
}
],
"name": "ARNG-LA-NET",
"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/55.23.182.0"
}
],
"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/55.23.182.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-55-0-0-0-2",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "55.23.0.0",
"status": [
"active"
],
"type": "ASSIGNMENT"
} Contact details of private individuals are redacted.