Searching for 137.212.127.220.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 137.212.127.220.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for 137.212.127.220.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for ns1.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns1.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 20 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 229 ms
Searching for 137.212.127.220.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 227 msSearching for ns1.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 20 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 229 ms
Searching for c.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for c.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 289 ms
Searching for 137.212.127.220.in-addr.arpa. PTR record at c.dns.kr. [210.101.61.1]
...took 281 msSearching for c.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 289 ms
Searching for rev2.kornet.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for rev2.kornet.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 295 ms
Searching for 137.212.127.220.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 294 msSearching for rev2.kornet.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 295 ms
Nameserver rev2.kornet.net. reports: No such host 137.212.127.220.in-addr.arpa.
Total elapsed query time: 1,713 ms