NYTM

MAC Address Lookup

New

Identify the manufacturer and vendor from any MAC address using a comprehensive OUI database.

networkFree • No signup

MAC Address Lookup

Supports formats: 00:1A:2B:3C:4D:5E, 00-1A-2B-3C-4D-5E, 001A.2B3C.4D5E, or 001A2B3C4D5E

MAC Address Format

OUI (First 3 bytes): Identifies the manufacturer

NIC (Last 3 bytes): Device-specific identifier

Address Types

Bit 0 of 1st byte: 0 = Unicast, 1 = Multicast

Bit 1 of 1st byte: 0 = Universal, 1 = Local

100% Client-Side: This tool uses a built-in OUI database with 372 entries from major manufacturers. All lookups are performed locally in your browser - no data is sent to any server.

Similar Tools

You might also be interested in

5 tools
DNS Lookup

Look up DNS records for any domain. View A, AAAA, MX, TXT, NS, and CNAME records using public DNS servers.

My IP Address

View your public IP address and network information. Detects IPv4 and IPv6 addresses.

Subnet Calculator

Calculate IP subnets, network addresses, broadcast addresses, and available host ranges.

Port Reference

Look up common port numbers and their associated services and protocols.

URL Analyzer

Parse and analyze URLs, extract components like protocol, host, path, query parameters, and more.