Searching for 131.74.51.77.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 6 ms
Searching for 131.74.51.77.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for 131.74.51.77.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for rirns.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for rirns.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for rirns.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 98 ms
Searching for 131.74.51.77.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 98 msSearching for rirns.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 7 ms
Searching for rirns.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 98 ms
Nameserver rirns.arin.net. reports: No such host 131.74.51.77.in-addr.arpa.
Total elapsed query time: 231 ms