Searching for 137.59.242.47.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 137.59.242.47.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 167 ms
Searching for 137.59.242.47.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 167 ms
Searching for y.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for y.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for y.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 92 ms
Searching for 137.59.242.47.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30]
...took 6 msSearching for y.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for y.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 92 ms
Searching for rdns2.alidns.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for rdns2.alidns.com. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for rdns2.alidns.com. A record at ns4.aliyun.com. [140.205.122.133] ...took 7 ms
Searching for 137.59.242.47.in-addr.arpa. PTR record at rdns2.alidns.com. [140.205.122.243]
...took 6 msSearching for rdns2.alidns.com. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for rdns2.alidns.com. A record at ns4.aliyun.com. [140.205.122.133] ...took 7 ms
Nameserver rdns2.alidns.com. reports: No such host 137.59.242.47.in-addr.arpa.
Total elapsed query time: 340 ms