Registry · RDAP Original response
https://rdap.arin.net/registry/autnum/19661
{
"endAutnum": 19661,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-24T07:05:24-05:00"
},
{
"eventAction": "registration",
"eventDate": "2018-10-29T17:14:05-04:00"
}
],
"handle": "BELFI-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/BELFI-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/19661"
},
{
"href": "https://whois.arin.net/rest/poc/BELFI-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/19661"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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"technical",
"abuse"
],
"status": [
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],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "401 E. City Avenue\nBala Cynwyd\nPA\n19004\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Frank Belfie"
],
[
"n",
[],
"text",
[
"Belfie",
"Frank",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"frank.belfie@sig.com"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-610-617-2764"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-12T08:35:56-05:00"
},
{
"eventAction": "registration",
"eventDate": "2003-11-24T14:52:40-05:00"
}
],
"handle": "JGR45-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/JGR45-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/19661"
},
{
"href": "https://whois.arin.net/rest/poc/JGR45-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/19661"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "401 City Avenue\nBala Cynwyd\nPA\n19004\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Jeremy Griner"
],
[
"n",
[],
"text",
[
"Griner",
"Jeremy",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"griner@sig.com"
],
[
"email",
[],
"text",
"jeremy.griner@sig.com"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-610-617-2718"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-12-19T08:45:18-05:00"
},
{
"eventAction": "registration",
"eventDate": "2006-03-24T15:54:06-05:00"
}
],
"handle": "NOC2081-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NOC2081-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/19661"
},
{
"href": "https://whois.arin.net/rest/poc/NOC2081-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/19661"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "401 City Avenue\nBala Cynwyd\nPA\n19004\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Network Operations Center"
],
[
"org",
[],
"text",
"Susquehanna Investment Group"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"backbone@sig.com"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-610-617-2755"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2020-08-24T08:31:29-04:00"
},
{
"eventAction": "registration",
"eventDate": "2000-06-22T00:00:00-04:00"
}
],
"handle": "SUSQUE-7",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SUSQUE-7",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/19661"
},
{
"href": "https://whois.arin.net/rest/org/SUSQUE-7",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/19661"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Susquehanna International Group, LLP"
],
[
"adr",
{
"label": "401 City Avenue\nBala Cynwyd\nPA\n19004\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-24T07:05:24-05:00"
},
{
"eventAction": "registration",
"eventDate": "2018-10-29T17:14:05-04:00"
}
],
"handle": "BELFI-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/BELFI-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/19661"
},
{
"href": "https://whois.arin.net/rest/poc/BELFI-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/19661"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"abuse",
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "401 E. City Avenue\nBala Cynwyd\nPA\n19004\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Frank Belfie"
],
[
"n",
[],
"text",
[
"Belfie",
"Frank",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"frank.belfie@sig.com"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-610-617-2764"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-10-14T14:47:49-04:00"
},
{
"eventAction": "registration",
"eventDate": "2001-01-31T00:00:00-05:00"
}
],
"handle": "AS19661",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/19661",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/19661"
},
{
"href": "https://whois.arin.net/rest/asn/AS19661",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/19661"
}
],
"name": "SUSQ-BALA",
"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/19661"
}
],
"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/19661"
}
],
"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"
],
"remarks": [
{
"description": [
"-----BEGIN PUBLIC KEY-----",
"MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxI37ayyB6ZnhX25K48/s",
"LuRq4ubhgzWR0z4zyZCxN3/khzraaiRMJ2AMy7+o20hVypqYKaM7YpM2zFYAQY3I",
"shzvW/eVevjT6Zf68pRZvGvb13VKcKXS+1B13mr5pbUtSZsSVDf2Uqvra4R+jdg4",
"SAXLceA3hPfXPApuWRKrkCvT2ZooTZTr31m46lgpUjKvQAbJkkUbpwn1pWx0ORN4",
"XSLAWpD9oUpMtQQL0Kp8e27j1ckkIISUIlYH8c2S9gsLZfZug+MU4dbHVKvvD+1Z",
"lkedJ1sbbe1kVLKhaxNdO7wHuJIFbil8ORa0Mc8OK4AFGKnZpIrZEMKJTXYQXx2X",
"uQIDAQAB",
"-----END PUBLIC KEY-----"
],
"title": "Registration Comments"
}
],
"startAutnum": 19661,
"status": [
"active"
]
}