go
mobile.yahoo.com has one IP number , via cname to gs1.mobile.fy8.b.yahoo.com , but the reverse is gs1.mobile.vip.re4.yahoo.com. go.yahoo.com, www.verdisoft.com, br.mobile.yahoo.com, th.mobile.yahoo.com, my.mobile.yahoo.com and at least three other hosts cnames to this hostname. mobile.yahoo.co.in, sg.mobile.yahoo.com, vn.mobile.yahoo.com, ca.mobile.yahoo.com, asia.mobile.yahoo.com and at least two other hosts point to the same IP. m.mobile.yahoo.com, cn.mobile.yahoo.com, kr.mobile.yahoo.com, uk.mobile.yahoo.com, sg.mobile.yahoo.com and at least 23 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. mobile.yahoo.com is hosted on a server in United States.

mobile.yahoo.com
cname records
gs1.mobile.fy8.b.yahoo.com
+ 216.252.107.213 216.252.104.0/21 AS14779 gs1.mobile.vip.re4.yahoo.com
+ --- gs1.mobile.vip.re4.yahoo.com

yahoo.com
a records
 
+ 69.147.114.224 69.147.96.0/19 AS14779  
+ ---  
+ 209.131.36.159 209.131.32.0/20 AS36752  
+ 209.191.93.53 209.191.64.0/18 AS14780  
ns-soa records
ns1.yahoo.com
+ 68.180.131.16 68.180.131.0/24 AS10880 -
+ --- -
ns records
ns1.yahoo.com
+ 68.180.131.16 68.180.131.0/24 AS10880 -
+ --- -
ns2.yahoo.com
+ 68.142.255.16 68.142.255.0/24 AS7280 -
ns3.yahoo.com
+ 121.101.152.99 121.101.152.0/23 AS23879 -
ns4.yahoo.com
+ 68.142.196.63 68.142.192.0/19 AS14780 -
ns5.yahoo.com
+ 119.160.247.124 119.160.240.0/20 AS10229 -
ns8.yahoo.com
+ 202.165.104.22 202.165.104.0/22 AS10228 -
ns6.yahoo.com
+ 202.43.223.170 202.43.220.0/22 AS18293 -
mx records
a.mx.mail.yahoo.com
+ 67.195.168.31 67.195.160.0/19 AS14778 mta-v1.mail.vip.ac4.yahoo.com
+ --- mta-v1.mail.vip.ac4.yahoo.com
b.mx.mail.yahoo.com
+ 66.196.82.7 66.196.80.0/21 AS14779 mta-v15.mail.vip.re1.yahoo.com
+ --- mta-v15.mail.vip.re1.yahoo.com
+ 74.6.136.65 74.6.128.0/20 AS14777 mta-v1.mail.vip.sk1.yahoo.com
+ --- mta-v1.mail.vip.sk1.yahoo.com
c.mx.mail.yahoo.com
+ 206.190.54.127 206.190.32.0/19 AS14779 mta-v1.mail.vip.re4.yahoo.com
+ --- mta-v1.mail.vip.re4.yahoo.com
+ 209.191.88.254 209.191.64.0/18 AS14780 mta-v1.mail.vip.mud.yahoo.com
+ --- mta-v1.mail.vip.mud.yahoo.com
e.mx.mail.yahoo.com
+ 67.195.168.230 67.195.160.0/19 AS14778 mta-v2.mail.vip.ac4.yahoo.com
+ --- mta-v2.mail.vip.ac4.yahoo.com
f.mx.mail.yahoo.com
+ 98.137.54.237 98.137.32.0/19 AS36752 mta-v1.mail.vip.sp2.yahoo.com
+ --- mta-v1.mail.vip.sp2.yahoo.com
g.mx.mail.yahoo.com
+ 98.137.54.238 98.137.32.0/19 AS36752 mta-v2.mail.vip.sp2.yahoo.com
+ --- mta-v2.mail.vip.sp2.yahoo.com
ip numbers of host
216.252.107.213
ptrs of ip numbers
gs1.mobile.vip.re4.yahoo.com
hostnames sharing ip with a-records
asia.mobile.yahoo.com
ca.mobile.yahoo.com
gs1.mobile.fy8.b.yahoo.com
gs1.mobile.vip.re4.yahoo.com
malaysia.mobile.yahoo.com
mobile.yahoo.co.in
sg.mobile.yahoo.com
vn.mobile.yahoo.com
cname
gs1.mobile.fy8.b.yahoo.com
hostnames pointing here by cname
au.mobile.yahoo.com
br.mobile.yahoo.com
go.yahoo.com
my.mobile.yahoo.com
onesearch.yahoo.com
th.mobile.yahoo.com
www.mobile.yahoo.com
www.verdisoft.com
subdomains
alpha.mobile.yahoo.com
asia.mobile.yahoo.com
au.mobile.yahoo.com
aw.mobile.yahoo.com
beta.mobile.yahoo.com
br.mobile.yahoo.com
ca.mobile.yahoo.com
cn.mobile.yahoo.com
content.mobile.yahoo.com
edit.mobile.yahoo.com
es.mobile.yahoo.com
hk.mobile.yahoo.com
home.mobile.yahoo.com
id.mobile.yahoo.com
kr.mobile.yahoo.com
m.mobile.yahoo.com
malaysia.mobile.yahoo.com
mservice.mobile.yahoo.com
my.mobile.yahoo.com
ph.mobile.yahoo.com
sg.mobile.yahoo.com
sites.mobile.yahoo.com
sushi13.mobile.yahoo.com
th.mobile.yahoo.com
tw.mobile.yahoo.com
uk.mobile.yahoo.com
vn.mobile.yahoo.com
www.mobile.yahoo.com
nameservers missing in parent delegation
ns6.yahoo.com
ns8.yahoo.com