Searching for 250.200.131.223.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 20 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for ns2.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 21 ms
Searching for ns2.apnic.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 21 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 166 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 125 msSearching for ns2.apnic.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 21 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 166 ms
Searching for g.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 20 ms
Searching for g.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 220 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at g.dns.kr. [202.31.190.1]
...took 7 msSearching for g.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 220 ms
Nameserver g.dns.kr. reports: No such host 250.200.131.223.in-addr.arpa.
Total elapsed query time: 612 ms