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IP & MAC Address Validator

Validate IPv4, IPv6, and MAC addresses with type info.

  • 192.168.1.1ipv4
    • Private (RFC 1918, 192.168.0.0/16)
  • 8.8.8.8ipv4
    • Public address
  • 2001:4860:4860::8888ipv6
    • Global unicast
  • fe80::1ipv6
    • Link-local
  • 00:1A:2B:3C:4D:5Eipv6
    • Global unicast
  • 10.0.0.300invalid
    • not IPv4, IPv6, or MAC

Detects IPv4, IPv6, and MAC addresses. Shows the address class (private, loopback, multicast, link-local, public). MAC OUI lookup requires the IEEE database, not bundled here.

About

Paste a list of addresses (one per line). The tool detects IPv4, IPv6, or MAC and notes the address class (private, loopback, multicast, link-local, public).

How to use

  1. Paste addresses (one per line).
  2. Read the type and class for each.

FAQ

What address ranges are flagged as private?+

RFC 1918 ranges: 10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16. Plus loopback (127.x), link-local (169.254.x), and CGNAT (100.64.0.0/10).