css-tricks.com
SEO LvL Authority Score — our own 0–100 metric from the open-web link graph, updated daily. Not Ahrefs DR or Moz DA; don't compare 1:1. The trend is the signal. Full methodology →
90-day authority trajectory
synced 18 hours ago
SEO health
12 pass · 1 warn · 2 fail
Missing.
Only 6% of images have alt text.
Only 2/3 core OG tags.
44 chars.
No noindex directive.
http:// redirects to https://.
Declared.
Responsive viewport set.
Exactly one H1.
JSON-LD schema present.
Reachable / declared in robots.txt.
Present.
<html lang> set.
Strict-Transport-Security set.
~2288 words on the homepage.
On-page & technical checks from a live homepage crawl, plus Google Lighthouse — re-run on every deploy and diffed against the last scan. This is the build-quality half of SEO; the Authority Score above is the off-page (link) half.
Field experience
below CrUX traffic floor
Technology stack
fingerprinted
Detected technology stack
Registration
Registration & identity
Certificate
Google Trust Services
SSL certificate
Homepage
rendering
Homepage snapshot
Backlink intelligence
0 changes logged
Highest-authority sources
Recent changes
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