Searching for 8.57.20.148.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for 8.57.20.148.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 170 ms
Searching for 8.57.20.148.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 170 ms
Searching for z.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for z.arin.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 25 ms
Searching for z.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 150 ms
Searching for 8.57.20.148.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 160 msSearching for z.arin.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 25 ms
Searching for z.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 150 ms
Nameserver z.arin.net. reports: No such host 8.57.20.148.in-addr.arpa.
Total elapsed query time: 528 ms