Searching for 224.187.246.219.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 224.187.246.219.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 299 ms
Searching for 224.187.246.219.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 299 ms
Searching for ns2.apnic.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 31 ms
Searching for ns2.apnic.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for ns2.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for 224.187.246.219.in-addr.arpa. PTR record at ns2.apnic.net. [203.119.95.53]
...took 116 msSearching for ns2.apnic.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for ns2.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for dns6.edu.cn. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 29 ms
Searching for dns6.edu.cn. A record at a.dns.cn. [203.119.25.1] ...took 163 ms
Searching for dns6.edu.cn. A record at dns3.edu.cn. [101.4.62.35] ...took 215 ms
Searching for 224.187.246.219.in-addr.arpa. PTR record at dns6.edu.cn. [101.4.126.179]
...took 230 msSearching for dns6.edu.cn. A record at a.dns.cn. [203.119.25.1] ...took 163 ms
Searching for dns6.edu.cn. A record at dns3.edu.cn. [101.4.62.35] ...took 215 ms
Nameserver dns6.edu.cn. reports: No such host 224.187.246.219.in-addr.arpa.
Total elapsed query time: 1,126 ms