127.0.0.1

IP address 127.0.0.1

Lookup of 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.

Formats

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

Reverse IP

Below is a list of domain names that point to the IP address 127.0.0.1:

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