Searching for 212.123.210.8.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for 212.123.210.8.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 212.123.210.8.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for u.arin.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 75 ms
Searching for u.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 6 ms
Searching for u.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for 212.123.210.8.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 11 msSearching for u.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 6 ms
Searching for u.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for rdns1.alidns.com. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for rdns1.alidns.com. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for rdns1.alidns.com. A record at ns5.aliyun.com. [47.241.207.14] ...took 248 ms
Searching for 212.123.210.8.in-addr.arpa. PTR record at rdns1.alidns.com. [140.205.122.253]
...took 40 msSearching for rdns1.alidns.com. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for rdns1.alidns.com. A record at ns5.aliyun.com. [47.241.207.14] ...took 248 ms
Nameserver rdns1.alidns.com. reports: No such host 212.123.210.8.in-addr.arpa.
Total elapsed query time: 452 ms