Searching for 252.215.186.121.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for 252.215.186.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for 252.215.186.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 14 ms
Searching for ns2.apnic.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 57 ms
Searching for ns2.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for ns2.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 15 ms
Searching for 252.215.186.121.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 6 msSearching for ns2.apnic.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for ns2.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 15 ms
Searching for g.dns.kr. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for g.dns.kr. A record at f.dns.kr. [210.101.62.1] ...took 286 ms
Searching for 252.215.186.121.in-addr.arpa. PTR record at g.dns.kr. [202.31.190.1]
...took 6 msSearching for g.dns.kr. A record at f.dns.kr. [210.101.62.1] ...took 286 ms
Searching for rev2.kornet.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 76 ms
Searching for rev2.kornet.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 21 ms
Searching for rev2.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 290 ms
Searching for 252.215.186.121.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 281 msSearching for rev2.kornet.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 21 ms
Searching for rev2.kornet.net. A record at ns.kornet.net. [211.216.50.150] ...took 290 ms
Nameserver rev2.kornet.net. reports: No such host 252.215.186.121.in-addr.arpa.
Total elapsed query time: 1,098 ms