Searching for 247.172.68.134.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 14 ms
Searching for 247.172.68.134.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 90 ms
Searching for 247.172.68.134.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 90 ms
Searching for y.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 15 ms
Searching for y.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 11 ms
Searching for y.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 140 ms
Searching for 247.172.68.134.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30] 
...took 6 msSearching for y.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 11 ms
Searching for y.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 140 ms
Searching for dns2.iu.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33] 
...took 14 ms
Searching for dns2.iu.edu. A record at g.edu-servers.net. [192.42.93.30] ...took 7 ms
Searching for dns2.iu.edu. A record at dns2.iu.edu. [129.79.50.150] ...took 128 ms
Searching for 247.172.68.134.in-addr.arpa. PTR record at dns2.iu.edu. [129.79.50.150] 
...took 128 msSearching for dns2.iu.edu. A record at g.edu-servers.net. [192.42.93.30] ...took 7 ms
Searching for dns2.iu.edu. A record at dns2.iu.edu. [129.79.50.150] ...took 128 ms
Nameserver dns2.iu.edu. reports: No such host 247.172.68.134.in-addr.arpa.
Total elapsed query time: 553 ms
