Searching for 136.151.2.129.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for 136.151.2.129.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 163 ms
Searching for 136.151.2.129.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 163 ms
Searching for z.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for z.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 12 ms
Searching for 136.151.2.129.in-addr.arpa. PTR record at z.arin.net. [199.180.180.63]
...took 155 msSearching for z.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for z.arin.net. A record at u.arin.net. [204.61.216.50] ...took 12 ms
Searching for ns1.umd.edu. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for ns1.umd.edu. A record at j.edu-servers.net. [192.48.79.30] ...took 12 ms
Searching for ns1.umd.edu. A record at ns.ums.edu. [131.118.254.1] ...took 91 ms
Searching for 136.151.2.129.in-addr.arpa. PTR record at ns1.umd.edu. [128.8.74.3]
...took 93 msSearching for ns1.umd.edu. A record at j.edu-servers.net. [192.48.79.30] ...took 12 ms
Searching for ns1.umd.edu. A record at ns.ums.edu. [131.118.254.1] ...took 91 ms
Nameserver ns1.umd.edu. reports: No such host 136.151.2.129.in-addr.arpa.
Total elapsed query time: 570 ms