IPv4 ↔ binary

Convert between dotted decimal and a precise 32-bit representation.

Address planningSubnet VLSM CIDR IPv6 DHCP

Conversion & routingBinary Wildcard Routes

PerformanceMTU TCP Transfer

Reference & configDNS Ports

Loading workspace…

Convert an address

Conversion direction

IPv4 address

Example: 192.168.1.1

Results

IPv4 address: 192.168.1.1
Binary address: 11000000.10101000.00000001.00000001
Continuous binary: 11000000101010000000000100000001

Octet breakdown

Octet 119211000000

Octet 216810101000

Octet 3100000001

Octet 4100000001

Each octet contains eight bits with weights 128, 64, 32, 16, 8, 4, 2, 1.