Searching for 72.138.122.220.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 72.138.122.220.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for 72.138.122.220.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for rirns.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for rirns.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for rirns.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 147 ms
Searching for 72.138.122.220.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 92 msSearching for rirns.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for rirns.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 147 ms
Searching for f.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for f.dns.kr. A record at f.dns.kr. [210.101.62.1] ...took 273 ms
Searching for 72.138.122.220.in-addr.arpa. PTR record at f.dns.kr. [210.101.62.1]
...took 269 msSearching for f.dns.kr. A record at f.dns.kr. [210.101.62.1] ...took 273 ms
Searching for rev2.kornet.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for rev2.kornet.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 31 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 291 ms
Searching for 72.138.122.220.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 312 msSearching for rev2.kornet.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 31 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 291 ms
Nameserver rev2.kornet.net. reports: No such host 72.138.122.220.in-addr.arpa.
Total elapsed query time: 1,486 ms