Searching for 17.159.220.128.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for 17.159.220.128.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 169 ms
Searching for 17.159.220.128.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 169 ms
Searching for r.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for r.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 12 ms
Searching for 17.159.220.128.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63]
...took 155 msSearching for r.arin.net. A record at i.gtld-servers.net. [192.43.172.30] ...took 6 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 12 ms
Searching for ens1.jhu.edu. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 25 ms
Searching for ens1.jhu.edu. A record at ens1.jhmi.edu. [162.129.253.134] ...took 98 ms
Searching for 17.159.220.128.in-addr.arpa. PTR record at ens1.jhu.edu. [128.220.1.75]
...took 97 ms
Searching for h.edu-servers.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 69 ms
Searching for h.edu-servers.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 25 ms
Searching for ens1.jhu.edu. A record at h.edu-servers.net. [192.54.112.30]
...took 6 msSearching for h.edu-servers.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 25 ms
Searching for av4.nstld.com. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 25 ms
Searching for av4.nstld.com. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for av4.nstld.com. A record at av4.nstld.com. [192.82.134.30] ...took 6 ms
Searching for h.edu-servers.net. A record at av4.nstld.com. [192.82.134.30]
...took 6 msSearching for av4.nstld.com. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for av4.nstld.com. A record at av4.nstld.com. [192.82.134.30] ...took 6 ms
Searching for ens1.jhu.edu. A record at ens1.jhmi.edu. [162.129.253.134] ...took 98 ms
Nameserver ens1.jhu.edu. reports: No such host 17.159.220.128.in-addr.arpa.
Total elapsed query time: 734 ms