Searching for 13.100.78.220.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 13.100.78.220.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 13.100.78.220.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 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 g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for apnic.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 12 ms
Searching for 13.100.78.220.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 g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for apnic.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 12 ms
Searching for g.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for g.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 285 ms
Searching for 13.100.78.220.in-addr.arpa. PTR record at g.dns.kr. [202.31.190.1]
...took 8 msSearching for g.dns.kr. A record at b.dns.kr. [210.101.60.1] ...took 285 ms
Searching for rev1.kornet.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for rev1.kornet.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 297 ms
Searching for 13.100.78.220.in-addr.arpa. PTR record at rev1.kornet.net. [211.216.50.170]
...took 306 msSearching for rev1.kornet.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 297 ms
Nameserver rev1.kornet.net. reports: No such host 13.100.78.220.in-addr.arpa.
Total elapsed query time: 1,020 ms