Reverse DNS Lookup for 161.81.221.222

Searching for 222.221.81.161.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 14 ms
Searching for 222.221.81.161.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 250 ms

Searching for u.arin.net. A record at I.ROOT-SERVERS.NET. [192.36.148.17] ...took 12 ms
Searching for u.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 22 ms
Searching for u.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 91 ms

Searching for 222.221.81.161.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50] ...took 11 ms

Searching for ns1.hk.chinamobile.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 14 ms
Searching for ns1.hk.chinamobile.com. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms

Searching for ns1.cmmobile.cn. A record at B.ROOT-SERVERS.NET. [192.228.79.201] ...took 25 ms
Searching for ns1.cmmobile.cn. A record at e.dns.cn. [203.119.29.1] ...took 22 ms
Searching for ns1.cmmobile.cn. A record at ns1.cmmobile.cn. [211.136.17.105] ...took 216 ms

Searching for ns1.hk.chinamobile.com. A record at ns1.cmmobile.cn. [211.136.20.201] ...took 238 ms
Searching for ns1.hk.chinamobile.com. A record at ns2.hk.chinamobile.com. [203.142.100.21] ...took 170 ms

Searching for 222.221.81.161.in-addr.arpa. PTR record at ns1.hk.chinamobile.com. [203.142.100.18] ...took 172 ms

Domain	Type	TTL	Answer
222.221.81.161.in-addr.arpa.	PTR	86400	161.81.221.222.hk.chinamobile.com.

Total elapsed query time: 1,268 ms