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 f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 102.100.135.128.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for u.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for u.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 156 ms
Searching for 102.100.135.128.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 12 msSearching for u.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 156 ms
Searching for ucns3.uchicago.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ucns3.uchicago.edu. A record at a.edu-servers.net. [192.5.6.30] ...took 23 ms
Searching for ucns3.uchicago.edu. A record at ucns4.uchicago.edu. [128.135.247.250] ...took 114 ms
Searching for 102.100.135.128.in-addr.arpa. PTR record at ucns3.uchicago.edu. [128.135.249.250]
...took 115 msSearching for ucns3.uchicago.edu. A record at a.edu-servers.net. [192.5.6.30] ...took 23 ms
Searching for ucns3.uchicago.edu. A record at ucns4.uchicago.edu. [128.135.247.250] ...took 114 ms
Nameserver ucns3.uchicago.edu. reports: No such host 102.100.135.128.in-addr.arpa.
Total elapsed query time: 484 ms