4 ms·
When visited over HTTP that CDN sets "Alt-Svc: h3-23=":443"; ma=86400", telling the browser that (encrypted) HTTP3/QUIC is available. If you ever manage to loa
by FDSGSG 7y ago
When visited over HTTP that CDN sets "Alt-Svc: h3-23=":443"; ma=86400", telling the browser that (encrypted) HTTP3/QUIC is available.
If you ever manage to load that CDN over HTTPS/QUIC it sets a HSTS header so all further pageloads will go over HTTPS.