b.yahoo.com


domain

Summary

a1.b.yahoo.com, g1.b.yahoo.com, fy.b.yahoo.com, fy5.b.yahoo.com, fy7.b.yahoo.com and at least 20 other hosts are subdomains to this hostname. yahoo.com is delegated to five nameservers, however two extra nameservers are listed in the zone. All nameservers are at yahoo.com themselves. All of them are on different IP networks. Incoming mail for yahoo.com is handled by six mailservers having a total of eight IP numbers. Some of them are on the same IP network. yahoo.com has three IP numbers. All of them are on different IP networks.


DNS Records

baserecordnameipreverserouteas
yahoo.coma 69.147.114.224
United States
(none) 69.147.96.0/19
Yahoo RE space
AS14779
Yahoo-RE1 Yahoo RE1 datacenter
209.131.36.159
United States
209.131.32.0/20
Yahoo SP1
AS36752
Yahoo-SP1 Yahoo SP1 datacenter
209.191.93.53
United States
209.191.64.0/18
Yahoo MUD space
AS14780
Yahoo-MUD Yahoo MUD
ns-soa ns1.yahoo.com68.180.131.16
United States
68.180.131.0/24
Yahoo! Anycast-2 Netblock 1
AS10880
Yahoo-Anycast-2 Yahoo Anycast Network 2
ns ns1.yahoo.com68.180.131.16
United States
ns2.yahoo.com68.142.255.16
United States
68.142.255.0/24
Yahoo! Anycast-1 Netblock 1
AS7280
Yahoo-Anycast-1 Yahoo Anycast Network 1
ns3.yahoo.com121.101.152.99
India
121.101.152.0/23
Yahoo India
AS23879
Yahoo-IN1-AS Internet Content Provider
ns4.yahoo.com68.142.196.63
United States
68.142.192.0/19
Yahoo MUD
AS14780
Yahoo-MUD Yahoo MUD
ns5.yahoo.com119.160.247.124
Taiwan
119.160.240.0/20
Yahoo! TW
AS10229
YAHOO-TW1 Internet Content Provider
ns8.yahoo.com (only in zone)202.165.104.22
Asia/Pacific Region
202.165.104.0/22
Yahoo China - CNB
AS10228
YAHOO-CN Internet Content Provider
ns6.yahoo.com (only in zone)202.43.223.170
United States
202.43.220.0/22
REACH (Customer Route)
AS18293
YAHOO-HK2-AP Internet content provider
mx 1a.mx.mail.yahoo.com67.195.168.31
United States
mta-v1.mail.vip.ac4.yahoo.com67.195.160.0/19
Yahoo ac2
AS14778
INKT-PROXY Yahoo AC2
1b.mx.mail.yahoo.com66.196.82.7
United States
mta-v15.mail.vip.re1.yahoo.com66.196.80.0/21
Yahoo-RE1
AS14779
Yahoo-RE1 Yahoo RE1 datacenter
74.6.136.65
United States
mta-v1.mail.vip.sk1.yahoo.com74.6.128.0/20
YST SK1-content
AS14777
Yahoo-SK1 YST SK1
1c.mx.mail.yahoo.com206.190.54.127
United States
mta-v1.mail.vip.re4.yahoo.com206.190.32.0/19
Yahoo RE1 datacenter space
AS14779
Yahoo-RE1 Yahoo RE1 datacenter
209.191.88.254
United States
mta-v1.mail.vip.mud.yahoo.com209.191.64.0/18
Yahoo MUD space
AS14780
Yahoo-MUD Yahoo MUD
1e.mx.mail.yahoo.com67.195.168.230
United States
mta-v2.mail.vip.ac4.yahoo.com67.195.160.0/19
Yahoo ac2
AS14778
INKT-PROXY Yahoo AC2
1f.mx.mail.yahoo.com98.137.54.237
United States
mta-v1.mail.vip.sp2.yahoo.com98.137.32.0/19
Yahoo-sp2
AS36752
Yahoo-SP1 Yahoo SP1 datacenter
1g.mx.mail.yahoo.com98.137.54.238
United States
mta-v2.mail.vip.sp2.yahoo.com
com   mail.yahoo.com   mx.mail.yahoo.com   mail.vip.ac4.yahoo.com   vip.ac4.yahoo.com   sp2.yahoo.com   ac4.yahoo.com   mail.vip.sp2.yahoo.com   vip.sp2.yahoo.com   re1.yahoo.com  

graph

dot

whois

...

blacklists

...

analysis

...

contact

...

alternatives: wml, rss (beta)

random
date20091216 rtsakmarka rtsakmark3