Sanitize and reformat MAC addresses into colon, hyphen, and Cisco styles.
Paste any MAC format — colons, hyphens, Cisco periods, or continuous hex.
IEEE / Linux (colons): 00:1A:2B:3C:4D:5E
Windows (hyphens): 00-1A-2B-3C-4D-5E
Cisco (periods): 001A.2B3C.4D5E
OUI (first 24 bits): 00:1A:2B
MAC Address Format Standardizer helps you sanitize and reformat mac addresses into colon, hyphen, and cisco styles. It is commonly used by network admins, IT support teams, ops engineers for mac address formatter, mac address converter, oui lookup.
Paste a MAC in any common format. The tool strips separators and outputs all three standard layouts.