Searching for 17.126.140.58.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 17.126.140.58.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 167 ms
Searching for 17.126.140.58.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 167 ms
Searching for ns2.apnic.net. A record at H.ROOT-SERVERS.NET. [198.97.190.53]
...took 7 ms
Searching for ns2.apnic.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 388 ms
Searching for 17.126.140.58.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 6 msSearching for ns2.apnic.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 388 ms
Searching for b.dns.kr. A record at G.ROOT-SERVERS.NET. [192.112.36.4]
...took 24 ms
Searching for b.dns.kr. A record at e.dns.kr. [202.30.124.100] ...took 275 ms
Searching for 17.126.140.58.in-addr.arpa. PTR record at b.dns.kr. [210.101.60.1]
...took 283 msSearching for b.dns.kr. A record at e.dns.kr. [202.30.124.100] ...took 275 ms
Nameserver b.dns.kr. reports: No such host 17.126.140.58.in-addr.arpa.
Total elapsed query time: 1,171 ms