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AS14778 Yahoo Holdings Inc.

YAHOO - Yahoo Holdings Inc. · registered in the United States

IPv4 addresses1,5365 prefixes · <0.001% of announced IPv4
Rank in United States#6,872largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide#26,150of 79,396 networks with IPv4
IPv69 x /489 prefixes
CountryUnited States18,679 ASNs registered there
Open AS14778 in ASN lookup Look up an IP in this network (77.238.175.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

  • 77.238.175.0/24
  • 117.104.190.0/23
  • 184.165.10.0/24
  • 202.174.4.0/24
  • 203.83.216.0/24

IPv6 prefixes

All 9 prefixes.

  • 2001:4998:ef6f::/48
  • 2001:4998:ef84::/48
  • 2406:2000:ef67::/48
  • 2406:2000:efbc::/48
  • 2406:2000:efbe::/48
  • 2406:6e00:ef98::/48
  • 2a00:1288:ef83::/48
  • 2a00:1288:ef9b::/48
  • 2a00:1288:efc1::/48

Other ASNs named Yahoo Holdings Inc.

18 other networks use the same organisation name; together with AS14778 they announce 493,568 IPv4 addresses.

ASNNameIPv4 addresses
AS36647YAHOO-GQ1 - Yahoo Holdings Inc. US184,320
AS26101YAHOO-BF1 - Yahoo Holdings Inc. US121,344
AS36646YAHOO-NE1 - Yahoo Holdings Inc. US94,720
AS10310YAHOO-1 - Yahoo Holdings Inc. US78,080
AS7280YAHOO-FC - Yahoo Holdings Inc. US2,304
AS10880YAHOO-AN2 - Yahoo Holdings Inc. US1,536
AS14777YAHOO - Yahoo Holdings Inc. US1,280
AS36088YAHOO-BCST-AC2 - Yahoo Holdings Inc. US1,280
AS5779YAHOO-DNB - Yahoo Holdings Inc. US768
AS14196YAHOO-CHA - Yahoo Holdings Inc. US768
AS14776YAHOO - Yahoo Holdings Inc. US768
AS14779YAHOO - Yahoo Holdings Inc. US768
AS14780YAHOO - Yahoo Holdings Inc. US768
AS36229YAHOO-YSM-SC8 - Yahoo Holdings Inc. US768
AS36752YAHOO-SP1 - Yahoo Holdings Inc. US768
AS393245YAHOO-SWB - Yahoo Holdings Inc. US768
AS4866POLYVORE - Yahoo Holdings Inc. US768
AS16515ALTAVISTA - Yahoo Holdings Inc. US256

Similar-sized networks in United States

ASNNameIPv4 addresses
AS40185#6869 JUNCT - Junction Networks, Inc.1,536
AS50069#6870 MISAKA-ANYCAST Misaka Network, Inc.1,536
AS399728#6871 PFOUNDATION - P Foundation1,536
AS142561#6873 XTDEF-LIMITED-AS-AP - XTDEF Limited1,536
AS400799#6874 PUFFERFISH-STUDIOS - Pufferfish Studios LLC1,536
AS10880#6875 YAHOO-AN2 - Yahoo Holdings Inc.1,536

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources