Searching for 115.81.156.131.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 115.81.156.131.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 115.81.156.131.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for x.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for x.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for x.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for 115.81.156.131.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63]
...took 96 msSearching for x.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for x.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for dns-ext2.niu.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns-ext2.niu.edu. A record at a.edu-servers.net. [192.5.6.30] ...took 24 ms
Searching for dns-ext2.niu.edu. A record at dns-ext1.niu.edu. [131.156.16.11] ...took 129 ms
Searching for 115.81.156.131.in-addr.arpa. PTR record at dns-ext2.niu.edu. [131.156.16.12]
...took 129 msSearching for dns-ext2.niu.edu. A record at a.edu-servers.net. [192.5.6.30] ...took 24 ms
Searching for dns-ext2.niu.edu. A record at dns-ext1.niu.edu. [131.156.16.11] ...took 129 ms
Nameserver dns-ext2.niu.edu. reports: No such host 115.81.156.131.in-addr.arpa.
Total elapsed query time: 443 ms