Searching for 4.75.191.220.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for 4.75.191.220.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 170 ms
Searching for 4.75.191.220.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 170 ms
Searching for apnic.authdns.ripe.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for apnic.authdns.ripe.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 155 ms
Searching for 4.75.191.220.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 11 msSearching for apnic.authdns.ripe.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 155 ms
Searching for dns-noc.zjhzptt.net.cn. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for dns-noc.zjhzptt.net.cn. A record at ns.cernet.net. [202.112.0.44] ...took 192 ms
Searching for dns-noc.zjhzptt.net.cn. A record at ns.zjhzptt.net.cn. [202.96.96.68] ...took 221 ms
Searching for 4.75.191.220.in-addr.arpa. PTR record at dns-noc.zjhzptt.net.cn. [202.96.103.36]
...took 215 msSearching for dns-noc.zjhzptt.net.cn. A record at ns.cernet.net. [202.112.0.44] ...took 192 ms
Searching for dns-noc.zjhzptt.net.cn. A record at ns.zjhzptt.net.cn. [202.96.96.68] ...took 221 ms
Nameserver dns-noc.zjhzptt.net.cn. reports: No such host 4.75.191.220.in-addr.arpa.
Total elapsed query time: 1,009 ms