Organization
D. E. Shaw & Co. LP
DESHAW
Location
New York
New York, United States (US)
Hostname
—
Geolocation
United States (US) United States
- Country
- United States (US)
- Region
- New York
- City
- New York
- Continent
- North America
- Coordinates
- 40.7517, -73.9978 View on map ↗
Network Information
IP Range 149.77.0.0 – 149.77.255.255 CIDR 149.77.0.0/16 Network Name DESHAW Handle NET-149-77-0-0-1 Type DIRECT ALLOCATION Parent Network NET-149-0-0-0-0 Organization D. E. Shaw & Co. LP Organization ID DESH-Z Address Two Manhattan West, 375 9th Ave 52nd Floor, New York, NY, 10001, United States Country United States (US) Registry ARIN Registered On Jan 28, 1992 Last Updated Jun 19, 2025 Status
active
ASN & Routing
Origin AS AS4195 AS Name SHAW - D. E. Shaw & Co. LP, US Announced Prefix 149.77.208.0/23 AS Registry ARIN Prefix Country United States (US) Allocated 1992-01-28 RPKI Origin Not found (no ROA covers this prefix)
Reverse DNS
No PTR record is published for this address.
Abuse Contact
Raw RDAP Response
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "149.77.0.0",
"length": 16
}
],
"endAddress": "149.77.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-11T14:09:58-04:00"
},
{
"eventAction": "registration",
"eventDate": "2020-05-21T06:20:18-04:00"
}
],
"handle": "DESNA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DESNA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
},
{
"href": "https://whois.arin.net/rest/poc/DESNA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"noc",
"technical",
"abuse",
"administrative",
"routing"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "Two Manhattan West, 375 9th Ave 52nd Floor\nNew York\nNY\n10001\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"D E Shaw Network Administrators"
],
[
"org",
{},
"text",
"The D. E. Shaw Group"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-212-478-0600"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-19T04:18:28-04:00"
},
{
"eventAction": "registration",
"eventDate": "2021-10-05T04:17:37-04:00"
}
],
"handle": "DESDA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DESDA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
},
{
"href": "https://whois.arin.net/rest/poc/DESDA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical",
"dns"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "Two Manhattan West\n375 9th Ave, 52nd Floor\nNew York\nNY\n10001\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"D E Shaw DNS Administrators"
],
[
"org",
{},
"text",
"The D. E. Shaw Group"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-212-478-0600"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-06-11T11:37:11-04:00"
},
{
"eventAction": "registration",
"eventDate": "2020-09-08T16:34:03-04:00"
}
],
"handle": "DESH-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DESH-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
},
{
"href": "https://whois.arin.net/rest/org/DESH-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"D. E. Shaw & Co. LP"
],
[
"adr",
{
"label": "Two Manhattan West, 375 9th Ave 52nd Floor\nNew York\nNY\n10001\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-11T14:09:58-04:00"
},
{
"eventAction": "registration",
"eventDate": "2020-05-21T06:20:18-04:00"
}
],
"handle": "DESNA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/DESNA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
},
{
"href": "https://whois.arin.net/rest/poc/DESNA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "Two Manhattan West, 375 9th Ave 52nd Floor\nNew York\nNY\n10001\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"D E Shaw Network Administrators"
],
[
"org",
{},
"text",
"The D. E. Shaw Group"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-212-478-0600"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-19T04:18:03-04:00"
}
],
"handle": "SHAW-DNS-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SHAW-DNS-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
},
{
"href": "https://whois.arin.net/rest/poc/SHAW-DNS-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "Two Manhattan West\n375 9th Ave, 52nd Floor\nNew York\nNY\n10001\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"DE Shaw Securities Group LP"
],
[
"org",
{},
"text",
"The D. E. Shaw Group"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-212-478-0600"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-06-19T10:39:22-04:00"
},
{
"eventAction": "registration",
"eventDate": "1992-01-28T00:00:00-05:00"
}
],
"handle": "NET-149-77-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/149.77.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
},
{
"href": "https://whois.arin.net/rest/net/NET-149-77-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/149.77.208.0"
}
],
"name": "DESHAW",
"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/149.77.208.0"
}
],
"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/149.77.208.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-149-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "149.77.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
} Contact details of private individuals are redacted.