Searching for 172.0.102.106.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 172.0.102.106.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 170 ms
Searching for 172.0.102.106.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 170 ms
Searching for ns2.apnic.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for ns2.apnic.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for ns2.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 5 ms
Searching for 172.0.102.106.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 6 msSearching for ns2.apnic.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for ns2.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 5 ms
Searching for c.dns.kr. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 19 ms
Searching for c.dns.kr. A record at d.dns.kr. [203.83.159.1] ...took 284 ms
Searching for 172.0.102.106.in-addr.arpa. PTR record at c.dns.kr. [210.101.61.1]
...took 353 msSearching for c.dns.kr. A record at d.dns.kr. [203.83.159.1] ...took 284 ms
Nameserver c.dns.kr. reports: No such host 172.0.102.106.in-addr.arpa.
Total elapsed query time: 869 ms