Protocol Explorer
Watch the internet work, packet by packet: interactive lessons from DNS and TCP to TLS, with every packet decoded byte by byte.
Tool
English
About Protocol Explorer
Protocol Explorer is a free interactive network simulator: watch HTTP, HTTPS, TCP, TLS, DNS and 35+ protocols in motion, with every packet decoded byte by byte. Animated lessons are available in 8 languages, making it easy to learn how the internet actually works.
Website Information
Category
Tool
Language
English
Added
Nov 12, 2026
Updated
Nov 12, 2026
