MAC Address Analyzer
Lookup vendor information, convert formats, and validate MAC addresses
Accepts formats: AA:BB:CC:DD:EE:FF, AA-BB-CC-DD-EE-FF, AABB.CCDD.EEFF, or AABBCCDDEEFF
🏭 Vendor Information
OUI (First 6 chars)
-
Vendor/Manufacturer
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🔄 Format Conversions
Colon Notation (IEEE)
- Hyphen Notation (Windows)
- Dot Notation (Cisco)
- Plain (No delimiter)
- 📊 MAC Address Properties
Invalid MAC address format
Quick Reference
MAC Address Structure
- • OUI (bits 0-23): Vendor identifier assigned by IEEE
- • NIC (bits 24-47): Device unique identifier
- • Bit 0: Unicast (0) / Multicast (1)
- • Bit 1: Globally unique (0) / Locally administered (1)
Special Addresses
- •
FF:FF:FF:FF:FF:FF- Broadcast - •
01:00:5E:xx:xx:xx- IPv4 Multicast - •
33:33:xx:xx:xx:xx- IPv6 Multicast - •
00:00:00:00:00:00- Null address