Searching for 250.200.131.223.in-addr.arpa. PTR record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 32 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 185 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 185 ms
Searching for ns2.apnic.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 32 ms
Searching for ns2.apnic.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for ns2.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 116 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 124 msSearching for ns2.apnic.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for ns2.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 116 ms
Searching for b.dns.kr. A record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 32 ms
Searching for b.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 227 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at b.dns.kr. [210.101.60.1]
...took 286 msSearching for b.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 227 ms
Nameserver b.dns.kr. reports: No such host 250.200.131.223.in-addr.arpa.
Total elapsed query time: 1,058 ms