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General Information
Name:
Yahoo Holdings Inc.
Domain:
yahoo-inc.com
Country:
US
Type:
business
Registry:
ARIN
Prefix Counts
IPv4 Count:
107,264
IPv6 Count:
480,338,869,130,021,766,098,480,791,552
IPv4 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status | Size |
|---|---|---|---|---|---|---|
| 27.123.33.0/24 | AU | APAC | Yahoo-APAC | APNIC | ALLOCATED NON-PORTABLE | 256 |
| 27.123.34.0/23 | AU | APAC | Yahoo-APAC | APNIC | ALLOCATED NON-PORTABLE | 512 |
| 27.123.37.0/24 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 256 |
| 27.123.44.0/22 | HK | YAHOO-ASIA-10 | Yahoo Inc. | APNIC | ALLOCATED PORTABLE | 1,024 |
| 27.123.192.0/23 | SG | APAC | Yahoo-APAC | APNIC | ASSIGNED NON-PORTABLE | 512 |
| 27.123.196.0/23 | AU | AUE | Yahoo-AUE | APNIC | ALLOCATED NON-PORTABLE | 512 |
| 66.196.64.0/21 | US | INKTOMI-BLK-3 | Yahoo Holdings Inc. | ARIN | allocation | 2,048 |
| 66.196.70.0/23 | US | INKTOMI-BLK-3 | Yahoo Holdings Inc. | ARIN | allocation | 512 |
| 67.195.249.0/24 | US | A-YAHOO-US8 | Yahoo Holdings Inc. | ARIN | allocation | 256 |
| 68.142.248.0/24 | US | INKTOMI-BLK-4 | Yahoo Holdings Inc. | ARIN | allocation | 256 |
| 68.142.253.0/24 | US | INKTOMI-BLK-4 | Yahoo Holdings Inc. | ARIN | allocation | 256 |
| 68.180.128.0/20 | US | A-YAHOO-US6 | Yahoo Holdings Inc. | ARIN | allocation | 4,096 |
| 69.147.64.0/18 | US | A-YAHOO-US5 | Yahoo Holdings Inc. | ARIN | allocation | 16,384 |
| 72.30.220.0/22 | US | INKTOMI-BLK-5 | Yahoo Holdings Inc. | ARIN | allocation | 1,024 |
| 74.6.224.0/22 | US | INKTOMI-BLK-6 | Yahoo Holdings Inc. | ARIN | allocation | 1,024 |
| 77.238.168.0/22 | GB | CH-YAHOO | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 1,024 |
| 77.238.172.0/23 | GB | CH-YAHOO | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 512 |
| 77.238.174.0/24 | GB | CH-YAHOO | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 256 |
| 77.238.183.0/24 | GB | YAHOONET | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 256 |
| 77.238.189.0/24 | IE | YAHOONET | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 256 |
| 87.248.107.0/24 | GB | YAHOONET | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 256 |
| 102.165.180.0/24 | ZA | Verizon-v4 | Verizon Communications South Africa | AFRINIC | ASSIGNED PI | 256 |
| 102.165.183.0/24 | ZA | Verizon-v4 | Verizon Communications South Africa | AFRINIC | ASSIGNED PI | 256 |
| 103.40.110.0/23 | HK | BRIGHTROLLINC-AP | Brightroll, Inc. | APNIC | ASSIGNED PORTABLE | 512 |
| 115.178.3.0/24 | AU | AUW | Yahoo-AUW | APNIC | ASSIGNED NON-PORTABLE | 256 |
| 115.178.4.0/23 | JP | APAC | Yahoo-APAC | APNIC | ASSIGNED NON-PORTABLE | 512 |
| 115.178.10.0/23 | HK | APAC | Yahoo Apac | APNIC | ASSIGNED NON-PORTABLE | 512 |
| 115.178.12.0/22 | SG | APAC | Yahoo-APAC | APNIC | ASSIGNED NON-PORTABLE | 1,024 |
| 124.108.64.0/21 | JP | APAC | Yahoo-APAC | APNIC | ASSIGNED NON-PORTABLE | 2,048 |
| 124.108.76.0/23 | HK | YAHOO-ASIA-4 | Yahoo Inc. | APNIC | ALLOCATED PORTABLE | 512 |
| 124.108.78.0/23 | SG | APAC | Yahoo-APAC | APNIC | ASSIGNED NON-PORTABLE | 512 |
| 124.108.80.0/22 | HK | APAC | Yahoo-APAC | APNIC | ASSIGNED NON-PORTABLE | 1,024 |
| 124.108.84.0/23 | HK | YAHOO-ASIA-4 | Yahoo Inc. | APNIC | ALLOCATED PORTABLE | 512 |
| 180.222.104.0/21 | US | YAHOO-AP | Yahoo Inc. | APNIC | ALLOCATED PORTABLE | 2,048 |
| 180.233.112.0/21 | TW | APAC | YAHOO-APAC | APNIC | ALLOCATED NON-PORTABLE | 2,048 |
| 183.177.68.0/24 | AU | AU | Yahoo-AU | APNIC | ASSIGNED NON-PORTABLE | 256 |
| 183.177.69.0/24 | AU | AU | Yahoo-AU | APNIC | ASSIGNED NON-PORTABLE | 256 |
| 183.177.74.0/23 | TW | TW1 | Yahoo-TW1 | APNIC | ASSIGNED NON-PORTABLE | 512 |
| 183.177.76.0/22 | SG | Yahoo-APAC | Yahoo-APAC | APNIC | ASSIGNED NON-PORTABLE | 1,024 |
| 183.177.80.0/23 | SG | ASIA-BB-4 | Yahoo-ASIA-BB | APNIC | ASSIGNED NON-PORTABLE | 512 |
| 183.177.84.0/22 | SG | APAC | Yahoo-APAC | APNIC | ASSIGNED NON-PORTABLE | 1,024 |
| 183.177.90.0/23 | HK | YAHOO-ASIA-8 | Yahoo Inc. | APNIC | ALLOCATED PORTABLE | 512 |
| 184.165.0.0/20 | US | A-YAHOO-US11 | Yahoo Holdings Inc. | ARIN | allocation | 4,096 |
| 184.165.16.0/20 | US | A-YAHOO-US11 | Yahoo Holdings Inc. | ARIN | allocation | 4,096 |
| 188.125.88.0/24 | GB | UK-YAHOO-20090706 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED PA | 256 |
| 188.125.89.0/24 | GB | UK-YAHOO-20090706 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED PA | 256 |
| 188.125.90.0/24 | GB | UK-YAHOO-20090706 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED PA | 256 |
| 188.125.91.0/24 | GB | UK-YAHOO-20090706 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED PA | 256 |
| 188.125.93.0/24 | GB | YAHOONET | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 256 |
| 188.125.94.0/24 | NL | YAHOONET | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 256 |
| 188.125.95.0/24 | DE | YAHOONET | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 256 |
| 193.93.196.0/22 | GB | YAHOO | Yahoo-uk Limited | RIPE_NCC | ASSIGNED PI | 1,024 |
| 193.93.197.0/24 | GB | YAHOO | Yahoo-uk Limited | RIPE_NCC | ASSIGNED PI | 256 |
| 198.178.157.0/24 | US | OH-207-Z | Yahoo Holdings Inc. | ARIN | reallocation | 256 |
| 200.152.160.0/24 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | 256 | |
| 200.152.160.0/21 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | 2,048 | |
| 200.152.161.0/24 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | 256 | |
| 200.152.164.0/24 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | 256 | |
| 200.152.165.0/24 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | 256 | |
| 200.152.172.0/22 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | 1,024 | |
| 200.152.173.0/24 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | 256 | |
| 202.43.202.0/23 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 512 |
| 202.43.204.0/22 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 1,024 |
| 202.43.216.0/21 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 2,048 |
| 202.43.216.0/24 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 256 |
| 202.47.143.0/24 | KR | YAHOOKOREA | Yahoo Is-net | APNIC | ASSIGNED PORTABLE | 256 |
| 202.93.6.0/23 | KR | YAHOOKOREA | Yahoo Is-net | APNIC | ASSIGNED PORTABLE | 512 |
| 202.160.176.0/20 | SG | YAHOO-APAC-BB-1 | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 4,096 |
| 202.165.96.0/24 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 256 |
| 202.165.98.0/23 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 512 |
| 202.165.108.0/23 | US | YAHOO-ASIA-2 | Yahoo Inc. | APNIC | ALLOCATED PORTABLE | 512 |
| 202.171.234.0/24 | US | YAHOO-AP | Yahoo Inc. | APNIC | ASSIGNED PORTABLE | 256 |
| 203.84.208.0/23 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 512 |
| 203.84.210.0/23 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 512 |
| 203.84.213.0/24 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 256 |
| 203.84.214.0/23 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 512 |
| 203.104.16.0/21 | SG | YAHOO-APAC | Yahoo Apac | APNIC | ALLOCATED NON-PORTABLE | 2,048 |
| 203.110.236.0/22 | HK | YAHOOAPAC | Yahoo Is-net | APNIC | ALLOCATED PORTABLE | 1,024 |
| 209.131.48.0/20 | US | FC-YAHOO1 | Yahoo Holdings Inc. | ARIN | allocation | 4,096 |
| 209.131.50.0/23 | US | FC-YAHOO1 | Yahoo Holdings Inc. | ARIN | allocation | 512 |
| 209.131.52.0/23 | US | FC-YAHOO1 | Yahoo Holdings Inc. | ARIN | allocation | 512 |
| 209.191.64.0/20 | US | A-YAHOO-US3 | Yahoo Holdings Inc. | ARIN | allocation | 4,096 |
| 209.191.80.0/21 | US | A-YAHOO-US3 | Yahoo Holdings Inc. | ARIN | allocation | 2,048 |
| 209.191.112.0/20 | US | A-YAHOO-US3 | Yahoo Holdings Inc. | ARIN | allocation | 4,096 |
| 212.82.116.0/24 | CH | CH-YAHOO | Yahoo! Europe, Geneva, Ch | RIPE_NCC | ASSIGNED PA | 256 |
| 212.82.118.0/23 | GB | YAHOONET | Yahoo! Europe | RIPE_NCC | ASSIGNED PA | 512 |
| 216.115.96.0/20 | US | A-YAHOO-US2 | Yahoo Holdings Inc. | ARIN | allocation | 4,096 |
| 216.115.103.0/24 | US | A-YAHOO-US2 | Yahoo Holdings Inc. | ARIN | allocation | 256 |
| 216.252.96.0/19 | US | A-YAHOO-US4 | Yahoo Holdings Inc. | ARIN | allocation | 8,192 |
IPv6 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status |
|---|---|---|---|---|---|
| 2001:43f8:1140::/48 | ZA | verizon-v6 | Verizon Communications South Africa | AFRINIC | ASSIGNED PI |
| 2001:43f8:1141::/48 | ZA | verizon-v6 | Verizon Communications South Africa | AFRINIC | ASSIGNED PI |
| 2001:4998::/32 | US | YAHOO-IPV6-BLK-2 | Yahoo Holdings Inc. | ARIN | allocation |
| 2001:4998:f000::/36 | US | YAHOO-IPV6-BLK-2 | Yahoo Holdings Inc. | ARIN | allocation |
| 2001:4998:f00e::/48 | US | YAHOO-IPV6-BLK-2 | Yahoo Holdings Inc. | ARIN | allocation |
| 2406:2000::/32 | TW | YAHOOGLOBAL-TW | Yahoo Global Holdings B.V. Taiwan Branch | APNIC | ALLOCATED PORTABLE |
| 2406:2000:f01e::/48 | TW | YAHOOGLOBAL-TW | Yahoo Global Holdings B.V. Taiwan Branch | APNIC | ALLOCATED PORTABLE |
| 2406:6e00::/32 | AU | YAHOO-AP | Yahoo Inc. | APNIC | ALLOCATED PORTABLE |
| 2406:6e00:f048::/48 | AU | YAHOO-AP | Yahoo Inc. | APNIC | ALLOCATED PORTABLE |
| 2804:1bc::/32 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | |
| 2804:1bc:f026::/48 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | |
| 2804:1bc:f046::/48 | BR | YAHOO DO BRASIL INTERNET LTDA. | LACNIC | allocated | |
| 2a00:1288::/32 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a00:1288:f032::/48 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a00:1288:f033::/48 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a00:1288:f035::/48 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a00:1288:f036::/48 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a00:1288:f037::/48 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a00:1288:f03c::/48 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a00:1288:f03d::/48 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a00:1288:f03e::/48 | GB | UK-YAHOO-20090819 | Yahoo-uk Limited | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a03:cd00::/32 | US | US-AOL-20110418 | Historic Aol LLC | RIPE_NCC | ALLOCATED-BY-RIR |
Network Relationships
Peers:
AS293, AS553, AS559, AS680, AS852, AS917, AS971, AS1031, AS1103, AS1140, AS1267, AS1273, AS1280, AS1403, AS1764, AS1828, AS1836, AS1853, AS2027, AS2119, AS2152, AS2381, AS2497, AS2500, AS2516, AS2603, AS2613, AS2734, AS3170, AS3214, AS3216, AS3303, AS3333, AS3399, AS3462, AS3741, AS4181, AS4230, AS4455, AS4608, AS4657, AS4764, AS4826, AS5392, AS5400, AS5405, AS5413, AS5713, AS6057, AS6079, AS6082, AS6233, AS6423, AS6424, AS6461, AS6667, AS6696, AS6830, AS6894, AS6908, AS6939, AS7473, AS7474, AS7575, AS7594, AS7713, AS8218, AS8220, AS8280, AS8283, AS8298, AS8359, AS8426, AS8455, AS8529, AS8758, AS8888, AS8966, AS9002, AS9009, AS9044, AS9304, AS9930, AS11039, AS11164, AS11845, AS12637, AS12779, AS12859, AS12969, AS13030, AS13237, AS13786, AS14537, AS14630, AS14907, AS15412, AS15547, AS15605, AS15943, AS16347, AS16552, AS16735, AS17639, AS17660, AS17676, AS18106, AS19151, AS19653, AS20080, AS20253, AS20485, AS20764, AS20912, AS20932, AS21320, AS21412, AS21700, AS22356, AS22652, AS23367, AS23673, AS23764, AS24482, AS24516, AS24961, AS25091, AS25152, AS25160, AS25220, AS25369, AS28329, AS28624, AS28634, AS28716, AS28792, AS28917, AS29075, AS29140, AS29504, AS29680, AS30844, AS31019, AS31510, AS31742, AS32590, AS32653, AS33891, AS34019, AS34177, AS34549, AS34927, AS35008, AS35266, AS35280, AS35320, AS35360, AS35369, AS35426, AS35600, AS36236, AS37053, AS37100, AS37105, AS37199, AS37239, AS37271, AS37468, AS37497, AS37662, AS37697, AS37721, AS38001, AS38880, AS39120, AS39122, AS39351, AS40934, AS40994, AS41327, AS41666, AS41811, AS42541, AS42708, AS45352, AS46450, AS47692, AS47957, AS48070, AS48185, AS48362, AS49434, AS49544, AS49605, AS49709, AS50300, AS50304, AS50628, AS50629, AS50673, AS50763, AS50877, AS51088, AS51184, AS51185, AS51519, AS51873, AS52075, AS52320, AS52873, AS53828, AS55720, AS56655, AS56911, AS56987, AS57111, AS57695, AS58057, AS58299, AS58308, AS58511, AS58952, AS59105, AS59318, AS59919, AS60068, AS60503, AS62167, AS63927, AS63956, AS64073, AS64475, AS132337, AS132825, AS132847, AS135895, AS136557, AS137409, AS140627, AS148968, AS151326, AS198385, AS199524, AS199938, AS202032, AS202297, AS204092, AS205112, AS205206, AS207841, AS208972, AS210937, AS212483, AS213151, AS262427, AS263237, AS264409, AS267613, AS271253, AS327804, AS327960, AS327983, AS328137, AS328266, AS328320, AS328512, AS328562, AS328964, AS397131, AS398465
Downstreams:
AS5779, AS7233, AS7280, AS10229, AS10230, AS10880, AS14196, AS14776, AS14777, AS14778, AS14779, AS14780, AS16515, AS18293, AS24506, AS26085, AS26101, AS28122, AS34010, AS36088, AS36229, AS36646, AS36647, AS36752, AS38032, AS43428, AS45501, AS56173, AS203070, AS203219, AS203220, AS393245
