Searching for 102.100.135.128.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 102.100.135.128.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 91 ms
Searching for 102.100.135.128.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 91 ms
Searching for z.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for z.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for z.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 145 ms
Searching for 102.100.135.128.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 93 msSearching for z.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for z.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 145 ms
Searching for ucns4.uchicago.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ucns4.uchicago.edu. A record at c.edu-servers.net. [192.26.92.30] ...took 21 ms
Searching for ucns4.uchicago.edu. A record at ucns4.uchicago.edu. [128.135.247.250] ...took 126 ms
Searching for 102.100.135.128.in-addr.arpa. PTR record at ucns4.uchicago.edu. [128.135.247.250]
...took 126 msSearching for ucns4.uchicago.edu. A record at c.edu-servers.net. [192.26.92.30] ...took 21 ms
Searching for ucns4.uchicago.edu. A record at ucns4.uchicago.edu. [128.135.247.250] ...took 126 ms
Nameserver ucns4.uchicago.edu. reports: No such host 102.100.135.128.in-addr.arpa.
Total elapsed query time: 651 ms