Searching for 216.4.124.220.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 216.4.124.220.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 117 ms
Searching for 216.4.124.220.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 117 ms
Searching for ns2.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns2.apnic.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 29 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 241 ms
Searching for 216.4.124.220.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 6 msSearching for ns2.apnic.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 29 ms
Searching for ns2.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 241 ms
Searching for g.dns.kr. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for g.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 225 ms
Searching for 216.4.124.220.in-addr.arpa. PTR record at g.dns.kr. [202.31.190.1]
...took 7 msSearching for g.dns.kr. A record at c.dns.kr. [210.101.61.1] ...took 225 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 a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 289 ms
Searching for 216.4.124.220.in-addr.arpa. PTR record at rev1.kornet.net. [211.216.50.170]
...took 293 msSearching for rev1.kornet.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for rev1.kornet.net. A record at ns2.kornet.net. [211.216.50.160] ...took 289 ms
Nameserver rev1.kornet.net. reports: No such host 216.4.124.220.in-addr.arpa.
Total elapsed query time: 1,291 ms