fly.io
SEO LvL 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 2 weeks ago
SEO health
13 pass · 1 warn · 1 fail
Only 0% of images have alt text.
No HSTS header.
29 chars.
82 chars.
No noindex directive.
http:// redirects to https://.
Declared.
Responsive viewport set.
Exactly one H1.
JSON-LD schema present.
title, description & image set.
Reachable / declared in robots.txt.
Present.
<html lang> set.
~1004 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
Chrome UX Report
p75 · mobile · checked 1 day ago
Technology stack
fingerprinted
Detected technology stack
Registration
Registration & identity
Certificate
Let's Encrypt
SSL certificate
Homepage
16 hours ago
Homepage snapshot
Third-party authority
independent estimate
Independent third-party estimates, re-checked on a rolling weekly schedule — the “cross-checked” date above is when this set was actually last fetched. SEO LvL's own Authority Score is the primary metric; these are for cross-reference.
Backlink intelligence
0 changes logged
Highest-authority sources
Preview · 5- 01 github.com — AUTH 85
- 02 google.com — AUTH 74
- 03 bsky.app — AUTH 74
- 04 substack.com — AUTH 74
- 05 gitlab.com — AUTH 72
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Recent changes
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