IP address 72.21.206.80
IP address: 72.21.206.80
Address type: IPv4
Host or reverse DNS (rDNS): 206-80.amazon.com
Country: 
United States
72.21.206.80 does NOT belong to a private IP address block.
72.21.206.80 does NOT belong to a reserved IP address block.
There are different formats or notations how the IP address 72.21.206.80 can be represented.
Dotted decimal: 72.21.206.80
Hexadecimal: 0x4815CE50
Dotted hex: 0x48.0x15.0xCE.0x50
Decimal: 1209388624
Octal: 0110.0025.0316.0120
Binary: 01001000.00010101.11001110.01010000