Searching for 54.171.175.49.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 54.171.175.49.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 181 ms
Searching for 54.171.175.49.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 181 ms
Searching for ns1.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns1.apnic.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 6 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 54.171.175.49.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 276 msSearching for ns1.apnic.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 6 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 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 g.dns.kr. [202.31.190.1] ...took 6 ms
Searching for 54.171.175.49.in-addr.arpa. PTR record at f.dns.kr. [210.101.62.1]
...took 226 msSearching for f.dns.kr. A record at g.dns.kr. [202.31.190.1] ...took 6 ms
Nameserver f.dns.kr. reports: No such host 54.171.175.49.in-addr.arpa.
Total elapsed query time: 755 ms