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 a.in-addr-servers.arpa. [199.180.182.53] ...took 93 ms
Searching for 20.254.252.128.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 93 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 h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for u.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 152 ms
Searching for 20.254.252.128.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 7 msSearching for u.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for u.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 152 ms
Searching for ns01.ip.wustl.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns01.ip.wustl.edu. A record at j.edu-servers.net. [192.48.79.30] ...took 12 ms
Searching for ns01.ip.wustl.edu. A record at ns00.ip.wustl.edu. [128.252.0.1] Timed out while trying to resolve ns01.ip.wustl.edu./A, id=20847
Searching for ns01.ip.wustl.edu. A record at ns02.ip.wustl.edu. [128.252.0.17] ...took 122 ms
Searching for 20.254.252.128.in-addr.arpa. PTR record at ns01.ip.wustl.edu. [128.252.0.9]
...took 125 msSearching for ns01.ip.wustl.edu. A record at j.edu-servers.net. [192.48.79.30] ...took 12 ms
Searching for ns01.ip.wustl.edu. A record at ns00.ip.wustl.edu. [128.252.0.1] Timed out while trying to resolve ns01.ip.wustl.edu./A, id=20847
Searching for ns01.ip.wustl.edu. A record at ns02.ip.wustl.edu. [128.252.0.17] ...took 122 ms
Nameserver ns01.ip.wustl.edu. reports: No such host 20.254.252.128.in-addr.arpa.
Total elapsed query time: 2,563 ms