Sec,fetch,site:,cross,site Instant

— Indicates the "how" (using the Fetch API/CORS).

: The request started from a related subdomain. The "Post" Connection sec,fetch,site:,cross,site

: The browser adds sec-fetch-site: cross-site and sec-fetch-mode: navigate (or cors ). — Indicates the "how" (using the Fetch API/CORS)

If you are looking for the exact syntax used in a network request, it usually looks like this: it usually looks like this: