Searching for 58.149.147.121.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 40 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 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 k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 225 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 168 msSearching for ns1.apnic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 225 ms
Searching for c.dns.kr. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 40 ms
Searching for c.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 230 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at c.dns.kr. [210.101.61.1]
...took 220 msSearching for c.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 230 ms
Searching for rev1.kornet.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 40 ms
Searching for rev1.kornet.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 41 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 288 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at rev1.kornet.net. [211.216.50.170]
...took 309 msSearching for rev1.kornet.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 41 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 288 ms
Nameserver rev1.kornet.net. reports: No such host 58.149.147.121.in-addr.arpa.
Total elapsed query time: 1,661 ms