Day 3 results: one HTTPS request, taken apart
Measured on Apple Silicon laptop, macOS, Python 3, anatomy.py. VPN off: yes / no.
The table
Paste the “taken apart” table, the round trips section and the scoreboard here.
Round trip accounting, Virginia
| Phase | ms | Round trips | What it was for |
|---|---|---|---|
| DNS (first) | |||
| TCP | 1 | ||
| TLS | |||
| HTTP first byte | |||
| Reused request |
TLS version I got:
curl cross-check
Paste curl’s line. Which phase, if any, did curl and Python disagree on?
The TTL
dig said the TTL is __ seconds. After a few seconds it said __.
My answer to “what happens when you type a URL”
One paragraph, with my own numbers in it.
Stretch
Round trips before first byte, without TCP_NODELAY: __. With it: __. Why, in my own words: