Registry · RDAP Original response https://rdap.arin.net/registry/ip/159.26.128.0 Copy record
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "159.26.128.0 ",
"length": 18
}
],
"endAddress": "159.26.191.255 ",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-01-06T14:38:26-05:00"
},
{
"eventAction": "registration",
"eventDate": "2019-04-17T17:55:32-04:00"
}
],
"handle": "TSNO-ARIN",
"links": [
{
"href": "https://rdap.arin.net /registry/entity/TSNO-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
},
{
"href": "https://whois.arin.net /rest/poc/TSNO-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net ",
"roles": [
"administrative",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "1801 California Street\nSuite 500\nDenver\nCO\n80202\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Twilio SendGrid Network Operations"
],
[
"org",
[],
"text",
"Twilio SendGrid"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"netops+arin@sendgrid.com "
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-888-985-7363"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-08-05T16:53:33-04:00"
},
{
"eventAction": "registration",
"eventDate": "2011-06-22T17:22:31-04:00"
}
],
"handle": "ABUSE3074-ARIN",
"links": [
{
"href": "https://rdap.arin.net /registry/entity/ABUSE3074-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
},
{
"href": "https://whois.arin.net /rest/poc/ABUSE3074-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net ",
"remarks": [
{
"description": [
"Abuse desk is available M-F 7a-7p Mountain Time"
],
"title": "Registration Comments"
}
],
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "1800 California Street\nSuite 500\nDenver\nCO\n80202\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Abuse Desk"
],
[
"org",
[],
"text",
"Twilio SendGrid"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"abuse@sendgrid.com "
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-888-985-7363"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-09-14T16:52:10-04:00"
},
{
"eventAction": "registration",
"eventDate": "2021-11-18T12:53:31-05:00"
}
],
"handle": "TALSM-ARIN",
"links": [
{
"href": "https://rdap.arin.net /registry/entity/TALSM-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
},
{
"href": "https://whois.arin.net /rest/poc/TALSM-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net ",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "101 Spear St 5th floor\nSan Francisco\nCA\n94105\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Jack Talsma"
],
[
"n",
[],
"text",
[
"Talsma",
"Jack",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"netops+arin@sendgrid.com "
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-415-390-2337"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-06-03T18:21:52-04:00"
},
{
"eventAction": "registration",
"eventDate": "2020-10-05T16:50:01-04:00"
}
],
"handle": "TWILI-11",
"links": [
{
"href": "https://rdap.arin.net /registry/entity/TWILI-11",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
},
{
"href": "https://whois.arin.net /rest/org/TWILI-11",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net ",
"remarks": [
{
"description": [
"https://www.sendgrid.com "
],
"title": "Registration Comments"
}
],
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Twilio SendGrid"
],
[
"adr",
{
"label": "Twilio, Inc.\n375 Beale Street\nSuite 300\nSan Francisco\nCA\n94105\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-07-11T16:26:53-04:00"
},
{
"eventAction": "registration",
"eventDate": "2024-10-10T07:18:14-04:00"
}
],
"handle": "NET-159-26-128-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net /registry/ip/159.26.128.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
},
{
"href": "https://whois.arin.net /rest/net/NET-159-26-128-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net /registry/ip/159.26.128.0"
}
],
"name": "TWILI-11",
"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/159.26.128.0"
}
],
"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/159.26.128.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-159-0-0-0-0",
"port43": "whois.arin.net ",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
"-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----"
],
"title": "Registration Comments"
}
],
"startAddress": "159.26.128.0 ",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
} 