Searching for 0.0.140.121.in-addr.arpa. PTR record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 35 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 93 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 93 ms
Searching for ns2.apnic.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 34 ms
Searching for ns2.apnic.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 35 ms
Searching for ns2.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 ns2.apnic.net. [203.119.95.53]
...took 125 msSearching for ns2.apnic.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 35 ms
Searching for ns2.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for f.dns.kr. A record at C.ROOT-SERVERS.NET. [192.33.4.12]
...took 11 ms
Searching for f.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 296 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at f.dns.kr. [210.101.62.1]
...took 222 msSearching for f.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 296 ms
Searching for rev2.kornet.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 34 ms
Searching for rev2.kornet.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for rev2.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 298 ms
Searching for 0.0.140.121.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 284 msSearching for rev2.kornet.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for rev2.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 298 ms
Nameserver rev2.kornet.net. reports: No such host 0.0.140.121.in-addr.arpa.
Total elapsed query time: 1,495 ms