{
    "$id": "https://schemas.allicator.co.uk/common/ipv4/v2.json",
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "$comment": "https://datatracker.ietf.org/doc/html/rfc791",
    "title": "IPv4 address",
    "description": "As defined by IETF RFC 791",
    "format": "ipv4",
    "examples": [
        "192.168.0.1",
        "172.16.0.254"
    ],
    "type": "string",
    "pattern": "^(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$"
}