MAC 廠商查詢
使用 OUI 前綴資料庫，辨識任何 MAC 位址背後的硬體製造商。
OUI prefix sent to macvendors.com for lookup
Looking up OUI prefix…
Vendor
How to use
- Enter the MAC address in any common format (colon-separated, dash-separated, or plain hex).
- Click Look up vendor to query the OUI database.
- The manufacturer name is returned from the macvendors.com public API.
Related network tools
- IP / CIDR Calculator — compute network address and host range from CIDR
- WHOIS Formatter — parse raw WHOIS output into a structured table
- HTTP Headers Decoder — parse raw HTTP headers
常見問題
- Is this MAC vendor lookup free?
- Yes, completely free with no signup and no usage limits.
- Is my MAC address sent anywhere?
- The first three octets (OUI prefix) are sent to macvendors.com for lookup. Your full MAC address is not stored or logged by this site.
- Does it work on mobile?
- Yes. The tool is mobile-first and works on iPhone Safari and Android Chrome.
Last updated: By jarvisbox