Searching for 116.15.172.49.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 116.15.172.49.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for 116.15.172.49.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for apnic.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for apnic.authdns.ripe.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for apnic.authdns.ripe.net. A record at ns3.lacnic.net. [200.3.13.14] ...took 199 ms
Searching for 116.15.172.49.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 a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for apnic.authdns.ripe.net. A record at ns3.lacnic.net. [200.3.13.14] ...took 199 ms
Searching for f.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for f.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 286 ms
Searching for 116.15.172.49.in-addr.arpa. PTR record at f.dns.kr. [210.101.62.1]
...took 225 msSearching for f.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 286 ms
Nameserver f.dns.kr. reports: No such host 116.15.172.49.in-addr.arpa.
Total elapsed query time: 796 ms