Online Network Tools — IP, MAC, Ports
IP calculator, DNS lookup, port checker — 5 tools
Network & IP — free online tools
Professional online tools for network administrators: IP calculator, CIDR subnet calculator, MAC Lookup, port reference, User-Agent parser. No command line needed, right in your browser.
What's included in "Network & IP"
IP calculator: subnets, masks, CIDR
IPv4 subnet calculator
MAC Address Lookup
TCP/UDP port reference
User-Agent Parser
Who are these tools for
All tools work right in your browser without installation — data is processed locally.
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