Registry intelligence
Retrieve the registry allocation record associated with an IPv6 address, including network ownership and registration data.
Cached registry record
This record is a cached response from an internet number registry. It can identify the address allocation or network, but it does not identify an individual device or user.
IPv6 address
2605:6404:a8:2a2b:5170:a359:f1eb:c66e
Record source
rdap
Cached at
2026-10-08 11:59:23 UTC
Cache status
Available for direct result URLs
What WHOIS can tell you
Important limits
A registry record describes an address allocation. It can be incomplete, may represent a provider rather than an end customer, and may change as networks are reassigned. Use it alongside routing and network evidence when investigating an address.
Raw registry response
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v6prefix": "2605:6400::",
"length": 28
}
],
"endAddress": "2605:640f:ffff:ffff:ffff:ffff:ffff:ffff",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-09T19:13:00-05:00"
},
{
"eventAction": "registration",
"eventDate": "2009-10-26T08:30:26-04:00"
}
],
"handle": "FDI19-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/FDI19-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/2605:6400:8132:31fc:7803:1ae5:d679:268e"
},
{
"href": "https://whois.arin.net/rest/poc/FDI19-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/2605:6400:8132:31fc:7803:1ae5:d679:268e"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"administrative",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "6725 Sacred Palm Street\nLas Vegas\nNV\n89086\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Francisco Dias"
],
[
"n",
[],
"text",
[
"Dias",
"Francisco",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"fdias@frantech.ca"
],
[
"email",
[],
"text",
"admin@frantech.ca"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-702-728-8933"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-11-25T11:09:46-05:00"
},
{
"eventAction": "registration",
"eventDate": "2010-07-21T01:18:16-04:00"
}
],
"handle": "SYNDI-5",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SYNDI-5",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/2605:6400:8132:31fc:7803:1ae5:d679:268e"
},
{
"href": "https://whois.arin.net/rest/org/SYNDI-5",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/2605:6400:8132:31fc:7803:1ae5:d679:268e"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"FranTech Solutions"
],
[
"adr",
{
"label": "1621 Central Ave\nCheyenne\nWY\n82001\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2021-06-14T17:51:52-04:00"
},
{
"eventAction": "registration",
"eventDate": "2010-08-04T17:09:14-04:00"
}
],
"handle": "NET6-2605-6400-1",
"ipVersion": "v6",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/2605:6400::",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/2605:6400:8132:31fc:7803:1ae5:d679:268e"
},
{
"href": "https://whois.arin.net/rest/net/NET6-2605-6400-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/2605:6400:8132:31fc:7803:1ae5:d679:268e"
}
],
"name": "PONYNET-02",
"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/2605:6400:8132:31fc:7803:1ae5:d679:268e"
}
],
"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/2605:6400:8132:31fc:7803:1ae5:d679:268e"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET6-2600-1",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "2605:6400::",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}Available registry data
Open recent cached IPv6 registry records without creating another upstream WHOIS request.