Searching for 183.207.23.115.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 183.207.23.115.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 184 ms
Searching for 183.207.23.115.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 184 ms
Searching for apnic.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for apnic.authdns.ripe.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 13 ms
Searching for apnic.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 183.207.23.115.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 12 msSearching for apnic.authdns.ripe.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 13 ms
Searching for apnic.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for b.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for b.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 235 ms
Searching for 183.207.23.115.in-addr.arpa. PTR record at b.dns.kr. [210.101.60.1]
...took 278 msSearching for b.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 235 ms
Nameserver b.dns.kr. reports: No such host 183.207.23.115.in-addr.arpa.
Total elapsed query time: 782 ms