Searching for 41.184.111.166.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 41.184.111.166.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for 41.184.111.166.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for r.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for r.arin.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for r.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 92 ms
Searching for 41.184.111.166.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63]
...took 166 msSearching for r.arin.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for r.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 92 ms
Searching for dns2.tsinghua.edu.cn. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for dns2.tsinghua.edu.cn. A record at c.dns.cn. [203.119.27.1] ...took 27 ms
Searching for dns2.tsinghua.edu.cn. A record at dns.edu.cn. [202.38.109.35] ...took 190 ms
Searching for 41.184.111.166.in-addr.arpa. PTR record at dns2.tsinghua.edu.cn. [166.111.8.31]
...took 192 msSearching for dns2.tsinghua.edu.cn. A record at c.dns.cn. [203.119.27.1] ...took 27 ms
Searching for dns2.tsinghua.edu.cn. A record at dns.edu.cn. [202.38.109.35] ...took 190 ms
Nameserver dns2.tsinghua.edu.cn. reports: No such host 41.184.111.166.in-addr.arpa.
Total elapsed query time: 884 ms