Seven days after launching this blog I had one page indexed: the homepage. Every post showed "URL is unknown to Google" in GSC's URL Inspection tool. Not crawled and rejected — unknown. Google had never seen them.
The stack was solid. Astro static output, 100 across all Core Web Vitals, real content on every post, sitemap submitted on day one. There was no rendering problem, no thin content problem, no technical issue I could point to.
I knew something was wrong. A site scoring 100 on CWV with real content should at minimum show impressions within a week even with no clicks. No signal at all meant Google wasn't reaching the posts.
What I checked
Pulled index status on every post via the GSC URL Inspection API:
