72.30.0.19
ISP
Data retrieved at
Network
ASN
IP Range
Company
Yahoo Holdings Inc.
Network
INKTOMI-BLK-5
Using networksdb.io for network lookups.
Hostname
ha24-mta.dns.bf1.yahoo.com
AS Domain
yahooinc.com
Using host.io for pre-visualize domains.
Type
ISP
Handle
NET-72-30-0-0-1
Registered
2005-01-28
Last Changed
2019-03-22
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "72.30.0.0",
"length": 16
}
],
"endAddress": "72.30.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-10-20T19:52:56-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-01-24T18:50:37-05:00"
}
],
"handle": "OTC2-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/OTC2-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
},
{
"href": "https://whois.arin.net/rest/poc/OTC2-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "770 BROADWAY FL 4\nNew York\nNY\n10003-9558\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Oath Tech Contact"
],
[
"org",
{},
"text",
"Yahoo, Inc"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-349-5555"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-04-10T13:02:48-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-01-24T17:35:58-05:00"
}
],
"handle": "OATHA-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/OATHA-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
},
{
"href": "https://whois.arin.net/rest/poc/OATHA-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "770 BROADWAY FL 4\nNew York\nNY\n10003-9558\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Oath Abuse"
],
[
"org",
{},
"text",
"Yahoo, Inc"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-349-3300"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-08-29T10:46:08-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-01-24T17:31:20-05:00"
}
],
"handle": "OATHN-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/OATHN-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
},
{
"href": "https://whois.arin.net/rest/poc/OATHN-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "770 BROADWAY FL 4\nNew York\nNY\n10003-9558\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Oath NOC"
],
[
"org",
{},
"text",
"Yahoo, Inc "
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-408-349-5555"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-14T15:03:12-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-02-11T14:48:46-05:00"
}
],
"handle": "ODA14-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ODA14-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
},
{
"href": "https://whois.arin.net/rest/poc/ODA14-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "22000 AOL Way\nDulles\nVA\n20166\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Oath Domain Admin"
],
[
"org",
{},
"text",
"Oath Inc"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-703-265-4670"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-09-03T20:05:15-04:00"
},
{
"eventAction": "registration",
"eventDate": "2018-12-21T15:34:17-05:00"
}
],
"handle": "OH-207",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/OH-207",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
},
{
"href": "https://whois.arin.net/rest/org/OH-207",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"Yahoo Holdings Inc."
],
[
"adr",
{
"label": "770 BROADWAY FL 9\nNew York\nNY\n10003-9558\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2019-03-22T16:00:03-04:00"
},
{
"eventAction": "registration",
"eventDate": "2005-01-28T15:36:57-05:00"
}
],
"handle": "NET-72-30-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/72.30.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
},
{
"href": "https://whois.arin.net/rest/net/NET-72-30-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/72.30.0.19"
}
],
"name": "INKTOMI-BLK-5",
"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/72.30.0.19"
}
],
"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/72.30.0.19"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-72-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "72.30.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}
Security
No security threats detected for this IP.
VPN
Proxy
Tor
Hosting
Residential Proxy
Bogon
Abuser
Crawler
RPKI
RPKI Origin Validation
RPKI verifies that an IP prefix is legitimately announced by the authorized Autonomous System (ASN) using Route Origin Authorizations (ROAs).
Unknown.
No valid ROA was found for this prefix.
UNKNOWN
Validated Prefix
72.30.0.0/19
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
United States
City
Lockport (📍 14095)
New York
Time Zone
America/New_York
Coordinates
43.1721, -78.6913
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)