Searching for 142.129.102.106.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for 142.129.102.106.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 142.129.102.106.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for rirns.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for rirns.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 149 ms
Searching for 142.129.102.106.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 155 msSearching for rirns.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 149 ms
Searching for b.dns.kr. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 19 ms
Searching for b.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 7 ms
Searching for 142.129.102.106.in-addr.arpa. PTR record at b.dns.kr. [210.101.60.1]
...took 284 msSearching for b.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 7 ms
Nameserver b.dns.kr. reports: No such host 142.129.102.106.in-addr.arpa.
Total elapsed query time: 659 ms