Searching for 121.105.200.1.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for 121.105.200.1.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 121.105.200.1.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for rirns.arin.net. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for rirns.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 146 ms
Searching for 121.105.200.1.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 158 msSearching for rirns.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 146 ms
Searching for rns2.twnic.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 75 ms
Searching for rns2.twnic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for 121.105.200.1.in-addr.arpa. PTR record at rns2.twnic.net. [202.133.247.196]
...took 300 msSearching for rns2.twnic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for dns2.twnic.net.tw. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for dns2.twnic.net.tw. A record at g.dns.tw. [34.141.111.176]
Searching for dns2.twnic.net.tw. A record at b.dns.tw. [210.201.138.58] ...took 229 ms
Searching for dns2.twnic.net.tw. A record at d.twnic.net.tw. [202.169.175.130] ...took 288 ms
Searching for rns2.twnic.net. A record at dns2.twnic.net.tw. [103.235.88.2]
...took 266 msSearching for dns2.twnic.net.tw. A record at g.dns.tw. [34.141.111.176]
Query timed out (interrupted after 2,001 milliseconds)
Retrying...Searching for dns2.twnic.net.tw. A record at b.dns.tw. [210.201.138.58] ...took 229 ms
Searching for dns2.twnic.net.tw. A record at d.twnic.net.tw. [202.169.175.130] ...took 288 ms
Nameserver rns2.twnic.net. reports: No such host 121.105.200.1.in-addr.arpa.
Total elapsed query time: 3,531 ms