Searching for 0.0.140.121.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 281 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 281 ms
Searching for ns1.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns1.apnic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 249 msSearching for ns1.apnic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 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 g.dns.kr. [202.31.190.1] ...took 7 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at c.dns.kr. [210.101.61.1]
...took 225 msSearching for c.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 7 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 h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 280 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 277 msSearching for rev2.kornet.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 280 ms
Nameserver rev2.kornet.net. reports: No such host 0.0.140.121.in-addr.arpa.
Total elapsed query time: 1,412 ms