Searching for 42.16.5.164.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for 42.16.5.164.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 169 ms
Searching for 42.16.5.164.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 169 ms
Searching for x.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for x.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for x.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 156 ms
Searching for 42.16.5.164.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63]
...took 155 msSearching for x.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for x.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 156 ms
Nameserver x.arin.net. reports: No such host 42.16.5.164.in-addr.arpa.
Total elapsed query time: 512 ms