ASN Lookup Tool

AS26101
Yahoo Holdings Inc. US US 94 Routes

AS26101Yahoo Holdings Inc.

AS Number 26101
AS Name YAHOO-BF1
Organization Yahoo Holdings Inc.(oh-207)
Country US
Website yahooinc.com
Number of IPv4 Routes 86
Number of IPv6 Routes 8
ASN type BUSINESS
Allocation Status
Registry ARIN
Date Allocated N/A

IP Ranges

Route # IPs
66.218.87.0/24 256
67.195.205.0/24 256
74.6.248.0/21 2048
98.139.8.0/22 1024
74.6.139.0/24 256
66.218.80.0/20 4096
74.6.143.0/24 256
2001:4998:124::/48 ~1×10²⁴
2001:4998:58::/46 ~5×10²⁴
buy plan 256
buy plan 256
buy plan 256
buy plan 2048
buy plan 256

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 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       26101
ASName:         YAHOO-BF1
ASHandle:       AS26101
RegDate:        2002-07-05
Updated:        2020-07-21    
Ref:            https://rdap.arin.net/registry/autnum/26101


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

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

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 1997-2025, American Registry for Internet Numbers, Ltd.
#
            

Parsed Whois Response

Peers

AS Number Description Country
AS10310 Yahoo Holdings Inc. US
AS10310 Oath Holdings Inc. US

Upstreams

AS Number Description Country
AS10310 Yahoo Holdings Inc. US

Contacts

Email Contacts

Abuse Contacts

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