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AS5666
NET-CPRK - Speedcast Communications, Inc Announcing routesAS nameNET-CPRK
OrganisationSpeedcast Communications, Inc
Registry (RIR)ARIN
HandleAS5666
RangeAS5666
Registered18 Aug 1995
Last changed05 Oct 2013
Abuse contact[email protected]
2IPv4 prefixes
0IPv6 prefixes
3Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS38456 | SPEEDCAST-AU - SPEEDCAST AUSTRALIA PTY LIMITED | 147 |
| AS4230 | AS4230 - CLARO S.A. | 146 |
| AS262888 | AS262888 - LPRINT TELECOMUNICACOES E ENGENHARIA LTDA | 2 |
Downstreams
None seen.
IPv4 prefixes (2)
RPKI-validate all prefixes of AS5666
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Speedcast Communications, Inc | CPRK | 3200 South Sam Houston Parkway East, Suite 140, Houston, TX, 77047, United States | |
| abuse | Abuse Contact | ABUSE4977-ARIN | [email protected], +1-832-668-2300 | 4400 South Sam Houston Pkwy E, Houston, TX, 77048, United States |
| technical | Jason Salomons | JJS114-ARIN | [email protected], +0414663785 | 12 Park Way, Mawson Lakes, SA, 5095, Australia |
| technical | Fernanda Cunha | CUNHA7-ARIN | [email protected], +55213900;ext7404 | Av. Pref. Aristeu Ferreira da Silva, 2600, Macae, Rio de Janeiro, , Brazil |
| administrative, technical | IP Network Admin | INA11-ARIN | [email protected], +1-832-668-2300 | 4440 S Sam Houston Parkway E, Houston, TX, 77048, United States |
Raw registry response
{
"endAutnum": 5666,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-08-07T09:17:47-04:00"
},
{
"eventAction": "registration",
"eventDate": "2015-01-26T11:37:47-05:00"
}
],
"handle": "ABUSE4977-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ABUSE4977-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/5666"
},
{
"href": "https://whois.arin.net/rest/poc/ABUSE4977-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/5666"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-08-07"
],
"title": "Unvalidated POC"
}
],
"roles": [
"abuse"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "4400 South Sam Houston Pkwy E\nHouston\nTX\n77048\nUnited States"
},
"text",
[
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]
],
[
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"text",
"Abuse Contact"
],
[
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" Speedcast Communications, Inc"
],
[
"kind",
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"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-832-668-2300"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-22T11:52:32-04:00"
},
{
"eventAction": "registration",
"eventDate": "2024-06-04T20:02:57-04:00"
}
],
"handle": "JJS114-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/JJS114-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/5666"
},
{
"href": "https://whois.arin.net/rest/poc/JJS114-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/5666"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "12 Park Way\nMawson Lakes\nSA\n5095\nAustralia"
},
"text",
[
"",
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""
]
],
[
"fn",
[],
"text",
"Jason Salomons"
],
[
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[
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""
]
],
[
"kind",
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"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+0414663785"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-05-27T14:10:19-04:00"
},
{
"eventAction": "registration",
"eventDate": "2022-02-17T15:15:28-05:00"
}
],
"handle": "CUNHA7-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CUNHA7-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/5666"
},
{
"href": "https://whois.arin.net/rest/poc/CUNHA7-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/5666"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-05-27"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "Av. Pref. Aristeu Ferreira da Silva, 2600\nMacae\nRio de Janeiro\n\nBrazil"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Fernanda Cunha"
],
[
"n",
[],
"text",
[
"Cunha",
"Fernanda",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+55213900;ext7404"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-10-24T00:35:46-04:00"
},
{
"eventAction": "registration",
"eventDate": "2003-11-20T14:30:08-05:00"
}
],
"handle": "INA11-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/INA11-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/5666"
},
{
"href": "https://whois.arin.net/rest/poc/INA11-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/5666"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-10-23"
],
"title": "Unvalidated POC"
}
],
"roles": [
"administrative",
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "4440 S Sam Houston Parkway E\nHouston\nTX\n77048\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"IP Network Admin"
],
[
"org",
[],
"text",
" Speedcast Communications, Inc"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-832-668-2300"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-06T20:48:48-04:00"
},
{
"eventAction": "registration",
"eventDate": "1998-12-15T00:00:00-05:00"
}
],
"handle": "CPRK",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CPRK",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/5666"
},
{
"href": "https://whois.arin.net/rest/org/CPRK",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/5666"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Speedcast Communications, Inc"
],
[
"adr",
{
"label": "3200 South Sam Houston Parkway East, Suite 140\nHouston\nTX\n77047\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2013-10-04T14:54:41-04:00"
},
{
"eventAction": "registration",
"eventDate": "1995-08-18T00:00:00-04:00"
}
],
"handle": "AS5666",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/5666",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/5666"
},
{
"href": "https://whois.arin.net/rest/asn/AS5666",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/5666"
}
],
"name": "NET-CPRK",
"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/autnum/5666"
}
],
"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/autnum/5666"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "autnum",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"nro_rdap_profile_asn_flat_0"
],
"startAutnum": 5666,
"status": [
"active"
]
}Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.