Searching for 78.147.143.121.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 78.147.143.121.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 180 ms
Searching for 78.147.143.121.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 180 ms
Searching for ns1.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns1.apnic.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for 78.147.143.121.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 248 msSearching for ns1.apnic.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 24 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for e.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for e.dns.kr. A record at e.dns.kr. [202.30.124.100] ...took 277 ms
Searching for 78.147.143.121.in-addr.arpa. PTR record at e.dns.kr. [202.30.124.100]
...took 283 msSearching for e.dns.kr. A record at e.dns.kr. [202.30.124.100] ...took 277 ms
Searching for rev1.kornet.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for rev1.kornet.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for rev1.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 286 ms
Searching for 78.147.143.121.in-addr.arpa. PTR record at rev1.kornet.net. [211.216.50.170]
...took 281 msSearching for rev1.kornet.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for rev1.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 286 ms
Nameserver rev1.kornet.net. reports: No such host 78.147.143.121.in-addr.arpa.
Total elapsed query time: 1,667 ms