Summary
mail.qq.com is delegated to two nameservers, however both delegated nameservers are missing in the zone. All nameservers are at
qq.com. They are on different IP networks.
mail.qq.com has one IP number.
4v.cn,
a33.cn,
hbi.cn,
3hr.org,
iy8.net and at least 75 other hosts cnames to this hostname.
yr.hk,
1j1h.com,
lcbbs.cc,
hdbbc.cn,
99zpw.com and at least 38 other hosts point to the same IP.
320k.net,
xajkw.cn,
dev56.com,
jaysio.cn,
sjctrla.cn and at least seven other hosts use this as a mailserver.
tt.qq.com,
3g.qq.com,
tc.qq.com,
aq.qq.com,
im.qq.com and at least 55 other hosts share nameservers with this domain.
www.mail.qq.com,
res.mail.qq.com,
m57.mail.qq.com and
m321.mail.qq.com are subdomains to this hostname.
qq.com is a domain controlled by three nameservers at
imok.net. All of them are on different IP networks. Incoming mail for
qq.com is handled by two mailservers having a total of five IP numbers. Some of them are on the same IP network.
qq.com has two IP numbers. They are on the same IP network.
mail.qq.com is hosted on a server in China.