Registry · RDAP Original response
https://rdap.arin.net/registry/ip/66.231.0.106
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "66.231.0.0",
"length": 25
}
],
"endAddress": "66.231.0.127",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-10-07T09:45:39-04:00"
},
{
"eventAction": "registration",
"eventDate": "2002-10-16T15:45:39-04:00"
}
],
"handle": "SCA5-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SCA5-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
},
{
"href": "https://whois.arin.net/rest/poc/SCA5-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"Abuse Contact for SDN"
],
"title": "Registration Comments"
}
],
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "2900 WEST 10TH STREET\nSioux Falls\nSD\n57104\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"SDN Communications Abuse"
],
[
"org",
[],
"text",
"SDN Communications"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"arin.abuse@sdncommunications.com"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-605-978-3548"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-23T09:40:42-05:00"
},
{
"eventAction": "registration",
"eventDate": "2002-10-03T17:10:04-04:00"
}
],
"handle": "SCTA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SCTA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
},
{
"href": "https://whois.arin.net/rest/poc/SCTA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"Tech contact for SDN"
],
"title": "Registration Comments"
}
],
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "2900 WEST 10TH STREET\nSioux Falls\nSD\n57104\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"SDN Communications Technical Administrator"
],
[
"org",
[],
"text",
"SDN Communications"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"peering@sdncommunications.com"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-605-978-3548"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-23T09:40:33-05:00"
},
{
"eventAction": "registration",
"eventDate": "2002-10-03T16:45:08-04:00"
}
],
"handle": "SCA2-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SCA2-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
},
{
"href": "https://whois.arin.net/rest/poc/SCA2-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"Admin POC"
],
"title": "Registration Comments"
}
],
"roles": [
"routing",
"noc",
"dns",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "2900 WEST 10TH STREET\nSioux Falls\nSD\n57104\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"SDN Communications Administrator"
],
[
"org",
[],
"text",
"SDN Communications"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"peering@sdncommunications.com"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-605-978-3548"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-12-09T11:32:37-05:00"
},
{
"eventAction": "registration",
"eventDate": "2017-03-21T10:11:08-04:00"
}
],
"handle": "SDNBC",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SDNBC",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
},
{
"href": "https://whois.arin.net/rest/org/SDNBC",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"SDN-BCKB"
],
[
"adr",
{
"label": "2900 W. 10th St.\nSioux Falls\nSD\n57104\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2017-04-19T11:29:22-04:00"
},
{
"eventAction": "registration",
"eventDate": "2017-04-19T11:29:22-04:00"
}
],
"handle": "NET-66-231-0-0-2",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/66.231.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
},
{
"href": "https://whois.arin.net/rest/net/NET-66-231-0-0-2",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
},
{
"href": "https://rdap.arin.net/registry/ip/66.231.0.0/19",
"rel": "up",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/66.231.0.106"
}
],
"name": "0-0-231-66-SDN-BCKB",
"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/66.231.0.106"
}
],
"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/66.231.0.106"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-66-231-0-0-1",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "66.231.0.0",
"status": [
"active"
],
"type": "ASSIGNMENT"
}