Searching for 133.43.169.121.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 133.43.169.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for 133.43.169.121.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 6 ms
Searching for ns2.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns2.apnic.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 226 ms
Searching for 133.43.169.121.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 7 msSearching for ns2.apnic.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 226 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 g.dns.kr. [202.31.190.1] ...took 7 ms
Searching for 133.43.169.121.in-addr.arpa. PTR record at b.dns.kr. [210.101.60.1]
...took 288 msSearching for b.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 7 ms
Searching for rev1.kornet.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for rev1.kornet.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 32 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 288 ms
Searching for 133.43.169.121.in-addr.arpa. PTR record at rev1.kornet.net. [211.216.50.170]
...took 285 msSearching for rev1.kornet.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 32 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 133.43.169.121.in-addr.arpa.
Total elapsed query time: 1,208 ms