Reverse DNS Lookup for 64.111.207.138

Searching for 138.207.111.64.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for 138.207.111.64.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 185 ms

Searching for x.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for x.arin.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 7 ms
Searching for x.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 141 ms

Searching for 138.207.111.64.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63] ...took 92 ms

Searching for ns2.isprime.com. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 14 ms
Searching for ns2.isprime.com. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for ns2.isprime.com. A record at ns.isprime.com. [162.159.26.9] ...took 7 ms

Searching for 138.207.111.64.in-addr.arpa. PTR record at ns2.isprime.com. [162.159.27.179] ...took 98 ms
REFUSED
Searching for 138.207.111.64.in-addr.arpa. PTR record at ns.isprime.com. [162.159.26.9] ...took 97 ms
REFUSED
Searching for 138.207.111.64.in-addr.arpa. PTR record at ns.isprime.com. [162.159.26.9] ...took 96 ms
REFUSED
Searching for 138.207.111.64.in-addr.arpa. PTR record at ns2.isprime.com. [162.159.27.179] ...took 139 ms
REFUSED

None of the nameservers responded correctly.

Total elapsed query time: 918 ms