Searching for 193.31.185.121.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for 193.31.185.121.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 280 ms
Searching for 193.31.185.121.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 280 ms
Searching for ns1.apnic.net. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for ns1.apnic.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 23 ms
Searching for ns1.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for 193.31.185.121.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 190 msSearching for ns1.apnic.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 23 ms
Searching for ns1.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for b.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for b.dns.kr. A record at d.dns.kr. [203.83.159.1] ...took 290 ms
Searching for 193.31.185.121.in-addr.arpa. PTR record at b.dns.kr. [210.101.60.1]
...took 283 msSearching for b.dns.kr. A record at d.dns.kr. [203.83.159.1] ...took 290 ms
Searching for rev2.kornet.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for rev2.kornet.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 274 ms
Searching for 193.31.185.121.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 282 msSearching for rev2.kornet.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 274 ms
Nameserver rev2.kornet.net. reports: No such host 193.31.185.121.in-addr.arpa.
Total elapsed query time: 1,690 ms