Searching for 136.151.2.129.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 16 ms
Searching for 136.151.2.129.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 123 ms
Searching for 136.151.2.129.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 123 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 d.gtld-servers.net. [192.31.80.30] ...took 21 ms
Searching for u.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 150 ms
Searching for 136.151.2.129.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 5 msSearching for u.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 21 ms
Searching for u.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 150 ms
Searching for ns1.umd.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns1.umd.edu. A record at g.edu-servers.net. [192.42.93.30] ...took 7 ms
Searching for ns1.umd.edu. A record at ns1.umd.edu. [128.8.74.3] ...took 95 ms
Searching for 136.151.2.129.in-addr.arpa. PTR record at ns1.umd.edu. [128.8.74.3]
...took 94 msSearching for ns1.umd.edu. A record at g.edu-servers.net. [192.42.93.30] ...took 7 ms
Searching for ns1.umd.edu. A record at ns1.umd.edu. [128.8.74.3] ...took 95 ms
Nameserver ns1.umd.edu. reports: No such host 136.151.2.129.in-addr.arpa.
Total elapsed query time: 539 ms