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 a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for rirns.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for rirns.arin.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 150 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 156 msSearching for rirns.arin.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 150 ms
Searching for f.dns.kr. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for f.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 6 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at f.dns.kr. [210.101.62.1]
...took 304 msSearching for f.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 6 ms
Searching for rev2.kornet.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for rev2.kornet.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for rev2.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 289 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 286 msSearching for rev2.kornet.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for rev2.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 289 ms
Nameserver rev2.kornet.net. reports: No such host 0.0.140.121.in-addr.arpa.
Total elapsed query time: 1,413 ms