IP address 18.221.12.4
IP address: 18.221.12.4
Address type: IPv4
Host or reverse DNS (rDNS): ec2-18-221-12-4.us-east-2.compute.amazonaws.com
18.221.12.4 does NOT belong to a private IP address block.
18.221.12.4 does NOT belong to a reserved IP address block.
There are different formats or notations how the IP address 18.221.12.4 can be represented.
Dotted decimal: 18.221.12.4
Hexadecimal: 0x12DD0C04
Dotted hex: 0x12.0xDD.0x0C.0x04
Decimal: 316476420
Octal: 0022.0335.0014.0004
Binary: 00010010.11011101.00001100.00000100