Searching for 51.138.160.136.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 51.138.160.136.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 296 ms
Searching for 51.138.160.136.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 296 ms
Searching for r.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for r.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for 51.138.160.136.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63]
...took 90 msSearching for r.arin.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for noc.usmd.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for noc.usmd.edu. A record at m.edu-servers.net. [192.55.83.30] ...took 11 ms
Searching for noc.usmd.edu. A record at umcpnoc.ums.edu. [131.118.254.129] ...took 97 ms
Searching for 51.138.160.136.in-addr.arpa. PTR record at noc.usmd.edu. [131.118.1.30]
...took 97 msSearching for noc.usmd.edu. A record at m.edu-servers.net. [192.55.83.30] ...took 11 ms
Searching for noc.usmd.edu. A record at umcpnoc.ums.edu. [131.118.254.129] ...took 97 ms
Searching for ns-324.awsdns-40.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns-324.awsdns-40.com. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for ns-324.awsdns-40.com. A record at g-ns-41.awsdns-40.com. [205.251.192.41] ...took 28 ms
Searching for 51.138.160.136.in-addr.arpa. PTR record at ns-324.awsdns-40.com. [205.251.193.68]
...took 27 msSearching for ns-324.awsdns-40.com. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for ns-324.awsdns-40.com. A record at g-ns-41.awsdns-40.com. [205.251.192.41] ...took 28 ms
Nameserver ns-324.awsdns-40.com. reports: No such host 51.138.160.136.in-addr.arpa.
Total elapsed query time: 741 ms