MAC address regex pattern
Copy and test a JavaScript regex for MAC addresses, with examples and a one-click link to the regex tester.
MAC address regex pattern
Validate whole value
Use anchors to check whether the complete value matches.
Regex: ^(?:[0-9a-f]{2}[:-]){5}[0-9a-f]{2}$
Flags: i
Search in text
Find matching fragments inside a larger block of text.
Regex: \b(?:[0-9a-f]{2}[:-]){5}[0-9a-f]{2}\b
Flags: gi
Examples that match
00:1A:2B:3C:4D:5Eaa-bb-cc-dd-ee-ff
Examples that do not match
001A2B3C4D5Egg:11:22:33:44:55
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