Searching for 251.140.38.184.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for 251.140.38.184.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 187 ms
Searching for 251.140.38.184.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 187 ms
Searching for u.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for u.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108]
Searching for u.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for 251.140.38.184.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 12 msSearching for u.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108]
Query timed out (interrupted after 2,002 milliseconds)
Retrying...Searching for u.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Nameserver u.arin.net. reports: No such host 251.140.38.184.in-addr.arpa.
Total elapsed query time: 2,241 ms