IP address 127.0.0.1
IP address: 127.0.0.1
Address type: IPv4
Host or reverse DNS (rDNS): localhost
127.0.0.1 does NOT belong to a private IP address block.
127.0.0.1 belongs to a reserved IP address block.
There are different formats or notations how the IP address 127.0.0.1 can be represented.
Dotted decimal: 127.0.0.1
Hexadecimal: 0x7F000001
Dotted hex: 0x7F.0x00.0x00.0x01
Decimal: 2130706433
Octal: 0177.0000.0000.0001
Binary: 01111111.00000000.00000000.00000001
Below is a list of domain names that point to the IP address 127.0.0.1: