Searching for 250.200.131.223.in-addr.arpa. PTR record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 25 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for rirns.arin.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for rirns.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 5 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 147 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 156 msSearching for rirns.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 5 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 147 ms
Searching for f.dns.kr. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for f.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 281 ms
Searching for 250.200.131.223.in-addr.arpa. PTR record at f.dns.kr. [210.101.62.1]
...took 326 msSearching for f.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 281 ms
Nameserver f.dns.kr. reports: No such host 250.200.131.223.in-addr.arpa.
Total elapsed query time: 974 ms