Extract IPv6 addresses

Client

Pull unique IPv6 address tokens from unstructured text.

How to use

Paste text; one address per output line.

About Extract IPv6 addresses

Find IPv6 literals in logs or configs—client-side pattern scan. The interactive transform on this page runs in your browser tab—Toolcore does not need your paste for the core operation described above.

How to use this page

Paste or type in the main workspace, run the primary action from the toolbar, then copy or download the result. Use Load example when the page offers it, or URL prefill (?q= / ?qb=) so agents and tickets open the same input.

2001:db8::1

Nearby workflows on Toolcore

  • Extract IPv4 addresses — Find dotted IPv4 literals in logs or prose—pattern match only. when headers, identifiers, or reference tables need a sibling check.
  • IPv6 expand & compress — Single IPv6 address: full 8-group expanded and RFC 5952 compressed text—::ffff:IPv4 mapped, not CIDR math—local only. when headers, identifiers, or reference tables need a sibling check.
  • CIDR calculator (IPv4 & IPv6) — IPv4 or IPv6 CIDR: network, range, mask or prefix size—computed locally in your browser. when headers, identifiers, or reference tables need a sibling check.
  • IPv4 converter — Convert IPv4 between dotted decimal, 32-bit integer, hex, and binary—client-side quick reference. when headers, identifiers, or reference tables need a sibling check.

Common use cases

  • Audit configs for v6 literals.
  • Collect addresses from mixed logs.

Common mistakes to avoid

  • Validation

    Matches common forms; use IPv6 format tool to normalize.

FAQ

IPv4-mapped?

Some ::ffff:x.x.x.x forms may appear depending on text.

More tools

Related utilities you can open in another tab—mostly client-side.