Searching for 221.136.237.103.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 221.136.237.103.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 221.136.237.103.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 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 f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for rirns.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 165 ms
Searching for 221.136.237.103.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 90 msSearching for rirns.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for rirns.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 165 ms
Nameserver rirns.arin.net. reports: No such host 221.136.237.103.in-addr.arpa.
Total elapsed query time: 303 ms