Searching for 30.37.48.211.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 30.37.48.211.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 30.37.48.211.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for ns1.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns1.apnic.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 33 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 227 ms
Searching for 30.37.48.211.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 227 msSearching for ns1.apnic.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 33 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 227 ms
Searching for b.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for b.dns.kr. A record at d.dns.kr. [203.83.159.1] ...took 255 ms
Searching for 30.37.48.211.in-addr.arpa. PTR record at b.dns.kr. [210.101.60.1]
...took 295 msSearching for b.dns.kr. A record at d.dns.kr. [203.83.159.1] ...took 255 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 g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 288 ms
Searching for 30.37.48.211.in-addr.arpa. PTR record at rev2.kornet.net. [211.216.50.180]
...took 296 msSearching for rev2.kornet.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for rev2.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 288 ms
Nameserver rev2.kornet.net. reports: No such host 30.37.48.211.in-addr.arpa.
Total elapsed query time: 1,699 ms