Searching for 220.171.56.156.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 220.171.56.156.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 176 ms
Searching for 220.171.56.156.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 176 ms
Searching for z.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for z.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 25 ms
Searching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 7 ms
Searching for 220.171.56.156.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 92 msSearching for z.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 25 ms
Searching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 7 ms
Searching for dns1.iu.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns1.iu.edu. A record at l.edu-servers.net. [192.41.162.30] ...took 12 ms
Searching for dns1.iu.edu. A record at dns1.iu.edu. [134.68.220.8] ...took 106 ms
Searching for 220.171.56.156.in-addr.arpa. PTR record at dns1.iu.edu. [134.68.220.8]
...took 108 msSearching for dns1.iu.edu. A record at l.edu-servers.net. [192.41.162.30] ...took 12 ms
Searching for dns1.iu.edu. A record at dns1.iu.edu. [134.68.220.8] ...took 106 ms
Nameserver dns1.iu.edu. reports: No such host 220.171.56.156.in-addr.arpa.
Total elapsed query time: 569 ms