coming soon
request_flow

A step-by-step visualization of everything that happens from the moment you press Enter in a browser to the page appearing on screen.

Trace DNS resolution, TCP handshake, TLS negotiation, HTTP headers, server processing, CDN routing, and browser rendering — with real timing breakdowns and protocol details at each hop.

← go back home
Request lifecycle
🔍
DNS Resolution
example.com → 93.184.216.34 · recursive lookup · TTL
🤝
TCP Handshake
SYN → SYN-ACK → ACK · port 443 · ~1 RTT
🔒
TLS Negotiation
ClientHello · ServerHello · Certificate · Finished
📤
HTTP Request
GET / HTTP/2 · Host · Accept · Cache-Control
📥
Server Response
200 OK · Content-Type: text/html · gzip · ETag
🖥
Browser Render
HTML parse → DOM → CSSOM → Layout → Paint