Searching for 49.3.146.121.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 49.3.146.121.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 184 ms
Searching for 49.3.146.121.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 184 ms
Searching for rirns.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for rirns.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 155 ms
Searching for 49.3.146.121.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 92 msSearching for rirns.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 155 ms
Searching for f.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for f.dns.kr. A record at e.dns.kr. [202.30.124.100] ...took 284 ms
Searching for 49.3.146.121.in-addr.arpa. PTR record at f.dns.kr. [210.101.62.1]
...took 226 msSearching for f.dns.kr. A record at e.dns.kr. [202.30.124.100] ...took 284 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 d.gtld-servers.net. [192.31.80.30] ...took 25 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 285 ms
Searching for 49.3.146.121.in-addr.arpa. PTR record at rev1.kornet.net. [211.216.50.170]
...took 290 msSearching for rev1.kornet.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 25 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 285 ms
Nameserver rev1.kornet.net. reports: No such host 49.3.146.121.in-addr.arpa.
Total elapsed query time: 1,607 ms