Searching for 18.68.210.175.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 18.68.210.175.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 156 ms
Searching for 18.68.210.175.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 156 ms
Searching for ns2.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for ns2.apnic.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for ns2.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 5 ms
Searching for 18.68.210.175.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 5 msSearching for ns2.apnic.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for ns2.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 5 ms
Searching for d.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for d.dns.kr. A record at e.dns.kr. [202.30.124.100] ...took 281 ms
Searching for 18.68.210.175.in-addr.arpa. PTR record at d.dns.kr. [203.83.159.1]
...took 285 msSearching for d.dns.kr. A record at e.dns.kr. [202.30.124.100] ...took 281 ms
Nameserver d.dns.kr. reports: No such host 18.68.210.175.in-addr.arpa.
Total elapsed query time: 784 ms