ASN Lookup Tool

Yahoo Holdings Inc. yahooinc.com US US 8 Routes

AS Data

AS14778

AS14778 – Yahoo Holdings Inc.

AS Number 14778
AS Name YAHOO
Organization Yahoo Holdings Inc.(oh-207)
Country US
Website yahooinc.com
Number of IPv4 Routes 2
Number of IPv6 Routes 6
ASN type BUSINESS
Registry ARIN
Date Allocated 2000-02-07

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IP Ranges

Route # IPs
2a00:1288:ef83::/48 ~1×10²⁴
77.238.175.0/24 256
2001:4998:ef6f::/48 ~1×10²⁴
2406:6e00:ef98::/48 ~1×10²⁴
2a00:1288:efc1::/48 ~1×10²⁴
2001:4998:ef84::/48 ~1×10²⁴
184.165.10.0/24 256
2a00:1288:ef9b::/48 ~1×10²⁴

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       14776 - 14781
ASName:         YAHOO
ASHandle:       AS14776
RegDate:        2000-02-07
Updated:        2020-07-21    
Ref:            https://rdap.arin.net/registry/autnum/14776


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


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

OrgAbuseHandle: OATHA-ARIN
OrgAbuseName:   Oath Abuse
OrgAbusePhone:  +1-408-349-3300 
OrgAbuseEmail:  rir-abuse@yahooinc.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@oath.com
OrgTechRef:    https://rdap.arin.net/registry/entity/OTC2-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS12400 Partner Communications Ltd. IL
AS10310 Yahoo Holdings Inc. US

Upstreams

AS Number Description Country
AS12400 Partner Communications Ltd. IL
AS10310 Yahoo Holdings Inc. US

Contacts

Email Contacts

rir-tech@oath.com

Abuse Contacts

rir-abuse@yahooinc.com

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Frequently Asked Questions

ASN AS14778 is an Autonomous System Number used to identify a network for BGP internet routing.
AS14778 is listed under Yahoo Holdings Inc..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.