IP address 66.206.12.122
IP address: 66.206.12.122
Address type: IPv4
Host or reverse DNS (rDNS): smtp.apponic.com
Country: 
United States
66.206.12.122 does NOT belong to a private IP address block.
66.206.12.122 does NOT belong to a reserved IP address block.
There are different formats or notations how the IP address 66.206.12.122 can be represented.
Dotted decimal: 66.206.12.122
Hexadecimal: 0x42CE0C7A
Dotted hex: 0x42.0xCE.0x0C.0x7A
Decimal: 1120799866
Octal: 0102.0316.0014.0172
Binary: 01000010.11001110.00001100.01111010