Searching for 58.149.147.121.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 1 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 137 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 137 ms
Searching for apnic1.dnsnode.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 3 ms
Searching for apnic1.dnsnode.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 17 ms
Searching for apnic1.dnsnode.net. A record at nna.dnsnode.net. [194.58.192.132] ...took 21 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at apnic1.dnsnode.net. [194.146.106.106]
...took 24 msSearching for apnic1.dnsnode.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 17 ms
Searching for apnic1.dnsnode.net. A record at nna.dnsnode.net. [194.58.192.132] ...took 21 ms
Searching for b.dns.kr. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 1 ms
Searching for b.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 1 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at b.dns.kr. [210.101.60.1]
...took 250 msSearching for b.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 1 ms
Searching for rev1.kornet.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 1 ms
Searching for rev1.kornet.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 2 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 284 ms
Searching for 58.149.147.121.in-addr.arpa. PTR record at rev1.kornet.net. [211.216.50.170]
...took 285 msSearching for rev1.kornet.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 2 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 284 ms
Nameserver rev1.kornet.net. reports: No such host 58.149.147.121.in-addr.arpa.
Total elapsed query time: 1,027 ms