Searching for 250.141.92.222.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 250.141.92.222.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 250.141.92.222.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for rirns.arin.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...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 u.arin.net. [204.61.216.50] ...took 11 ms
Searching for 250.141.92.222.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 156 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 u.arin.net. [204.61.216.50] ...took 11 ms
Searching for ns.ptt.js.cn. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 67 ms
Searching for ns.ptt.js.cn. A record at c.dns.cn. [203.119.27.1] ...took 27 ms
Searching for ns.ptt.js.cn. A record at ns.ptt.js.cn. [218.2.135.2] ...took 223 ms
Searching for 250.141.92.222.in-addr.arpa. PTR record at ns.ptt.js.cn. [218.2.135.2]
...took 217 msSearching for ns.ptt.js.cn. A record at c.dns.cn. [203.119.27.1] ...took 27 ms
Searching for ns.ptt.js.cn. A record at ns.ptt.js.cn. [218.2.135.2] ...took 223 ms
Nameserver ns.ptt.js.cn. reports: No such host 250.141.92.222.in-addr.arpa.
Total elapsed query time: 749 ms