Searching for 212.253.122.128.in-addr.arpa. PTR record at A.ROOT-SERVERS.NET. [198.41.0.4]
...took 6 ms
Searching for 212.253.122.128.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 16 ms
Searching for 212.253.122.128.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 16 ms
Searching for z.arin.net. A record at A.ROOT-SERVERS.NET. [198.41.0.4]
...took 6 ms
Searching for z.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for z.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 154 ms
Searching for 212.253.122.128.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 90 msSearching for z.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for z.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 154 ms
Searching for ns4.nyu.edu. A record at A.ROOT-SERVERS.NET. [198.41.0.4]
...took 7 ms
Searching for ns4.nyu.edu. A record at a.edu-servers.net. [192.5.6.30] ...took 24 ms
Searching for 212.253.122.128.in-addr.arpa. PTR record at ns4.nyu.edu. [3.226.48.68]
...took 95 msSearching for ns4.nyu.edu. A record at a.edu-servers.net. [192.5.6.30] ...took 24 ms
Searching for ns1.nyu.net. A record at A.ROOT-SERVERS.NET. [198.41.0.4]
...took 6 ms
Searching for ns1.nyu.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for ns4.nyu.edu. A record at ns1.nyu.net. [128.122.0.8]
...took 91 msSearching for ns1.nyu.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for ns2.nyu.org. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 7 ms
Searching for ns2.nyu.org. A record at a2.org.afilias-nst.info. [199.249.112.1] ...took 6 ms
Searching for ns2.nyu.org. A record at ns1.nyu.net. [128.122.0.8] ...took 92 ms
Searching for ns1.nyu.net. A record at ns2.nyu.org. [128.122.0.76]
...took 91 msSearching for ns2.nyu.org. A record at a2.org.afilias-nst.info. [199.249.112.1] ...took 6 ms
Searching for ns2.nyu.org. A record at ns1.nyu.net. [128.122.0.8] ...took 92 ms
Nameserver ns4.nyu.edu. reports: No such host 212.253.122.128.in-addr.arpa.
Total elapsed query time: 722 ms