Searching for 21.138.108.208.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 21.138.108.208.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 21.138.108.208.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for u.arin.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for u.arin.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for u.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for 21.138.108.208.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 11 msSearching for u.arin.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for u.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for ns5.oar.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for ns5.oar.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 13 ms
Searching for ns5.oar.net. A record at ns5.oar.net. [199.218.199.2] ...took 135 ms
Searching for 21.138.108.208.in-addr.arpa. PTR record at ns5.oar.net. [199.218.199.2]
...took 135 msSearching for ns5.oar.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 13 ms
Searching for ns5.oar.net. A record at ns5.oar.net. [199.218.199.2] ...took 135 ms
Nameserver ns5.oar.net. reports: No such host 21.138.108.208.in-addr.arpa.
Total elapsed query time: 378 ms