Searching for 21.69.50.124.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 40 ms
Searching for 21.69.50.124.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 166 ms
Searching for 21.69.50.124.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 166 ms
Searching for ns1.apnic.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 40 ms
Searching for ns1.apnic.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 12 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 229 ms
Searching for 21.69.50.124.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 227 msSearching for ns1.apnic.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 12 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 229 ms
Searching for d.dns.kr. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 39 ms
Searching for d.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 219 ms
Searching for 21.69.50.124.in-addr.arpa. PTR record at d.dns.kr. [203.83.159.1]
...took 262 msSearching for d.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 219 ms
Nameserver d.dns.kr. reports: No such host 21.69.50.124.in-addr.arpa.
Total elapsed query time: 1,234 ms