AS4866 Yahoo Holdings Inc. 🇺🇸 US

Announcing 3 prefixes, seen at the RIS collectors.

IPv4 prefixes

768 (3 × /24)

IPv6 prefixes

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS4866
Name: Yahoo Holdings Inc.
Organisation: Yahoo Holdings Inc.
Country: 🇺🇸 US
RIR: ARIN
Allocated: 2012-09-19

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

3 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Whois

Fetched from whois.arin.net

ASNumber:       4866
ASName:         YAHOO-POLYV
ASHandle:       AS4866
RegDate:        2012-09-19
Updated:        2026-10-21
Comment:        -----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
Ref:            https://rdap.arin.net/registry/autnum/4866

OrgName:        Yahoo Holdings Inc.
OrgId:          OH-207
Address:        770 BROADWAY FL 9
City:           New York
StateProv:      NY
PostalCode:     10003-9558
Country:        US
RegDate:        2018-12-21
Updated:        2025-09-03
Ref:            https://rdap.arin.net/registry/entity/OH-207

OrgAbuseHandle: OATHA-ARIN
OrgAbuseName:   Oath Abuse
OrgAbusePhone:  +1-408-349-3300
OrgAbuseEmail:  network-abuse@cc.yahoo-inc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/OATHA-ARIN

OrgTechHandle: OTC2-ARIN
OrgTechName:   Oath Tech Contact
OrgTechPhone:  +1-408-349-5555
OrgTechEmail:  rir-tech@yahooinc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/OTC2-ARIN

OrgNOCHandle: OATHN-ARIN
OrgNOCName:   Oath NOC
OrgNOCPhone:  +1-408-349-5555
OrgNOCEmail:  rir-noc@yahooinc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/OATHN-ARIN