IPv6 Address Regex Tester
Paste IPv6 addresses and verify them against a regex that handles all valid shorthand forms.
Pattern (IPv6 address (simplified))
/^([0-9a-fA-F]{1,4}:){7}[0-9a-fA-F]{1,4}$/
Summary
Paste IPv6 addresses and verify them against a regex that handles all valid shorthand forms.
How it works
- Paste IPv6 addresses one per line
- Click Test
- See valid or invalid per line
- Copy the pattern
Use cases
- Validating IPv6 firewall rule inputs
- Parsing IPv6 from log files
- Checking dual-stack configuration values
Frequently Asked Questions
Last updated: 2026-06-09 ·
Reviewed by Nham Vu