Reverse DNS Lookup for 42.114.39.78

Searching for 78.39.114.42.in-addr.arpa. PTR record at C.ROOT-SERVERS.NET. [192.33.4.12] ...took 12 ms
Searching for 78.39.114.42.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 300 ms

Searching for rirns.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 34 ms
Searching for rirns.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 152 ms

Searching for 78.39.114.42.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53] ...took 92 ms

Searching for dns1.hcm.fpt.vn. A record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 34 ms
Searching for dns1.hcm.fpt.vn. A record at f.dns-servers.vn. [203.119.68.105] ...took 189 ms
Searching for dns1.hcm.fpt.vn. A record at dns-a.fpt.vn. [210.245.86.239] ...took 183 ms

Searching for 78.39.114.42.in-addr.arpa. PTR record at dns1.hcm.fpt.vn. [1.53.254.43] Timed out while trying to resolve 78.39.114.42.in-addr.arpa./PTR, id=56229

Searching for dns2.hcm.fpt.vn. A record at C.ROOT-SERVERS.NET. [192.33.4.12] ...took 12 ms
Searching for dns2.hcm.fpt.vn. A record at e.dns-servers.vn. [203.119.60.105] ...took 194 ms
Searching for dns2.hcm.fpt.vn. A record at dns-a.fpt.vn. [210.245.86.239] ...took 184 ms

Searching for 78.39.114.42.in-addr.arpa. PTR record at dns2.hcm.fpt.vn. [42.112.43.43] ...took 164 ms
REFUSED
Searching for 78.39.114.42.in-addr.arpa. PTR record at dns2.hcm.fpt.vn. [42.112.43.43] ...took 164 ms
REFUSED
Searching for 78.39.114.42.in-addr.arpa. PTR record at dns1.hcm.fpt.vn. [1.53.254.43] Timed out while trying to resolve 78.39.114.42.in-addr.arpa./PTR, id=36896

None of the nameservers responded correctly.

Total elapsed query time: 5,721 ms