Searching for 228.103.167.121.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 228.103.167.121.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 92 ms
Searching for 228.103.167.121.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 92 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 ns2.apnic.net. [203.119.95.53] ...took 6 ms
Searching for 228.103.167.121.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 6 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 ns2.apnic.net. [203.119.95.53] ...took 6 ms
Searching for d.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for d.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 7 ms
Searching for 228.103.167.121.in-addr.arpa. PTR record at d.dns.kr. [203.83.159.1]
...took 225 msSearching for d.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 15 ms
Searching for rev1.kornet.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 288 ms
Searching for 228.103.167.121.in-addr.arpa. PTR record at rev1.kornet.net. [211.216.50.170]
...took 282 msSearching for rev1.kornet.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 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 228.103.167.121.in-addr.arpa.
Total elapsed query time: 988 ms