Searching for 21.81.108.208.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 21.81.108.208.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 90 ms
Searching for 21.81.108.208.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 90 ms
Searching for u.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for u.arin.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 12 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 148 ms
Searching for 21.81.108.208.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 6 msSearching for u.arin.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 12 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 148 ms
Searching for ns5.oar.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns5.oar.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for ns5.oar.net. A record at ns7.oar.net. [206.244.199.2] ...took 139 ms
Searching for 21.81.108.208.in-addr.arpa. PTR record at ns5.oar.net. [199.218.199.2]
...took 143 msSearching for ns5.oar.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for ns5.oar.net. A record at ns7.oar.net. [206.244.199.2] ...took 139 ms
Nameserver ns5.oar.net. reports: No such host 21.81.108.208.in-addr.arpa.
Total elapsed query time: 606 ms