Reverse DNS Lookup for 117.20.112.88

Searching for 88.112.20.117.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129] ...took 31 ms
Searching for 88.112.20.117.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 207 ms

Searching for rirns.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33] ...took 15 ms
Searching for rirns.arin.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 32 ms
Searching for rirns.arin.net. A record at u.arin.net. [204.61.216.50] ...took 13 ms

Searching for 88.112.20.117.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53] ...took 92 ms

Searching for ns1.smart.com.kh. A record at B.ROOT-SERVERS.NET. [192.228.79.201] ...took 20 ms
Searching for ns1.smart.com.kh. A record at ns.camnet.com.kh. [203.223.32.3] ...took 251 ms
Searching for ns1.smart.com.kh. A record at ns2.smart.com.kh. [27.109.112.20] ...took 197 ms

Searching for 88.112.20.117.in-addr.arpa. PTR record at ns1.smart.com.kh. [203.118.242.92] ...took 235 ms
REFUSED
Searching for 88.112.20.117.in-addr.arpa. PTR record at ns2.smart.com.kh. [27.109.112.20] ...took 197 ms
REFUSED
Searching for 88.112.20.117.in-addr.arpa. PTR record at ns2.smart.com.kh. [27.109.112.20] ...took 198 ms
REFUSED
Searching for 88.112.20.117.in-addr.arpa. PTR record at ns1.smart.com.kh. [203.118.242.92] ...took 232 ms
REFUSED

None of the nameservers responded correctly.

Total elapsed query time: 1,720 ms