{"repo":"Ringmast4r/OUI-Master-Database","free":true,"listed":false,"github":"https://github.com/Ringmast4r/OUI-Master-Database","clone":"git clone https://github.com/Ringmast4r/OUI-Master-Database.git","description":"The most comprehensive MAC address manufacturer lookup database - 89,704+ vendors from IEEE, Nmap, Wireshark, and HDM Mac-Tracker. One master list to rule them all.","language":"JavaScript","stars":103,"topics":["cybersecurity","database","ieee","mac-address","network-security","networking","oui","vendor-lookup"],"license":null,"category":"databases-storage","readme_excerpt":"--- what is this OUI = the first 3 bytes of a MAC address that identifies the manufacturer. Most lookup databases pick one source. We merged all of them . --- stats --live METRIC COUNT NOTES :------: :-----: :-----: Total Unique OUIs 89,759 Deduplicated across 4 sources Cross-Validated 78,625 Same OUI from multiple sources IEEE Registry Total 58,371 MA-L + MA-M + MA-S + IAB + CID Device Categories 24 Auto-classified File Formats 10 TXT to SQLite Monthly New OUIs 353 IEEE assignments --- growth --monthly +1,547 OUIs in 19 weeks · IEEE assigns roughly 353 new vendors/month · Next refresh: first of next month --- sources --breakdown 38,512 OUIs (43%) are confirmed by all three primary sources. The remaining single-source entries fill gaps that no individual database would catch on its own. That's the point. Source Roster SOURCE ENTRIES LICENSE URL :------- :-------: :-------: :---- 58,371 Public Domain standards-oui.ieee.org 57,928 GPLv2 wireshark.org 52,085 GPLv2 (mod.) nmap-mac-prefixes 58,487 MIT hdm/mac-tracker --- registries --ieee REGISTRY ENTRIES BLOCK SIZE TYPICAL USE :--------: :-------: :----------: :------------ MA-L 39,916 24-bit ( 16M MACs) Large-scale manufacturers MA-S 7,127 36-bit ( 4K MACs) IoT, niche hardware MA-M 6,535 28-bit ( 1M MACs) Mid-volume vendors IAB 4,575 Individual Legacy individual blocks CID 218 Company-only ID Non-MAC company markers --- classification --devices ⚠ IEEE doesn't expose device category. Our classifier is a heuristic on company name ","default_branch":null,"files":null,"tree":[],"storefront":"/r/Ringmast4r","claimed":false,"request_supported":{"post":"https://gitbuyer.com/r/Ringmast4r/OUI-Master-Database/request-supported","requests":0},"note":"indexed from public GitHub; nothing is for sale on this page. Clone it from GitHub. Paid listings live at /search."}