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AS46152
SLG - SL Green Realty Corp Announcing routescachedAS nameSLG
OrganisationSL Green Realty Corp
Registry (RIR)ARIN
HandleAS46152
RangeAS46152
Registered24 Jun 2008
Last changed02 Mar 2012
1IPv4 prefixes
0IPv6 prefixes
3Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS174 | COGENT-174 - Cogent Communications, LLC | 169 |
| AS54004 | LIGHTPATH - Cablevision Lightpath LLC | 57 |
| AS18616 | NATURALWIRELESS - Natural Wireless, LLC | 26 |
Downstreams
None seen.
IPv4 prefixes (1)
RPKI-validate all prefixes of AS46152
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | SL Green Realty Corp | SGRC-1 | 420 Lexington Ave 18th Floor, NY, NY, 10170, United States | |
| technical, noc, abuse, administrative | Engineering | ENGIN81-ARIN | [email protected], [email protected], [email protected], +1-212-216-1644 | One Vanderbilt Avenue, NY, NY, 10017, United States |
| abuse, technical, noc | Engineering | ENGIN81-ARIN | [email protected], [email protected], [email protected], +1-212-216-1644 | One Vanderbilt Avenue, NY, NY, 10017, United States |
Raw registry response
{
"endAutnum": 46152,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-07-07T12:22:17-04:00"
},
{
"eventAction": "registration",
"eventDate": "2008-04-23T16:30:17-04:00"
}
],
"handle": "ENGIN81-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ENGIN81-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/46152"
},
{
"href": "https://whois.arin.net/rest/poc/ENGIN81-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/46152"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"noc",
"abuse",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "One Vanderbilt Avenue\nNY\nNY\n10017\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Engineering"
],
[
"org",
[],
"text",
"SL Green"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-212-216-1644"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-11-25T11:09:46-05:00"
},
{
"eventAction": "registration",
"eventDate": "2008-04-25T13:51:38-04:00"
}
],
"handle": "SGRC-1",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SGRC-1",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/46152"
},
{
"href": "https://whois.arin.net/rest/org/SGRC-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/46152"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"SL Green Realty Corp"
],
[
"adr",
{
"label": "420 Lexington Ave 18th Floor\nNY\nNY\n10170\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-07-07T12:22:17-04:00"
},
{
"eventAction": "registration",
"eventDate": "2008-04-23T16:30:17-04:00"
}
],
"handle": "ENGIN81-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ENGIN81-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/46152"
},
{
"href": "https://whois.arin.net/rest/poc/ENGIN81-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/46152"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"technical",
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "One Vanderbilt Avenue\nNY\nNY\n10017\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Engineering"
],
[
"org",
[],
"text",
"SL Green"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-212-216-1644"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2012-03-02T08:03:18-05:00"
},
{
"eventAction": "registration",
"eventDate": "2008-06-24T13:43:23-04:00"
}
],
"handle": "AS46152",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/46152",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/46152"
},
{
"href": "https://whois.arin.net/rest/asn/AS46152",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/46152"
}
],
"name": "SLG",
"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/46152"
}
],
"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/46152"
}
],
"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": 46152,
"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.