Searching for 20.254.252.128.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 20.254.252.128.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 124 ms
Searching for 20.254.252.128.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 124 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 h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for z.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 153 ms
Searching for 20.254.252.128.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 93 msSearching for z.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for z.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 153 ms
Searching for ns03.ip.wustl.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns03.ip.wustl.edu. A record at m.edu-servers.net. [192.55.83.30] ...took 12 ms
Searching for ns03.ip.wustl.edu. A record at ns04.ip.wustl.edu. [52.27.32.241] ...took 175 ms
Searching for 20.254.252.128.in-addr.arpa. PTR record at ns03.ip.wustl.edu. [128.252.0.25]
...took 126 msSearching for ns03.ip.wustl.edu. A record at m.edu-servers.net. [192.55.83.30] ...took 12 ms
Searching for ns03.ip.wustl.edu. A record at ns04.ip.wustl.edu. [52.27.32.241] ...took 175 ms
Nameserver ns03.ip.wustl.edu. reports: No such host 20.254.252.128.in-addr.arpa.
Total elapsed query time: 734 ms