GEO Toolbox — llms.txt Checker (https://geotoolbox.ai/tools/llms-txt-checker)
Host: lab2.crawlcheck.io · run from a desktop Chrome · result read at 1793772381706 ms (2026-11-04 ~06:06:21Z, Tue 11-03 11:06 PM MST)
Captured page text (verbatim, URLs replaced with <url>):

REPORT FOR LAB2.CRAWLCHECK.IO
SPEC VALIDITY: Invalid — Fix the errors below first
QUALITY SCORE: 40/100 — Capped — validity errors present
AI IMPACT: Not proven — No AI engine confirms it uses llms.txt
HTTP 200 · text/plain · 0.3 KB · 2/4 links resolve, 2 dead · llms-full.txt absent
HOW THIS SCORE IS CALCULATED: Core validity 0/30 · Link health 15/30 · Summary & sections 8/15 · Curation & size 15/15 · Companion & polish 5/10
6 FINDINGS
ERROR Missing H1 title (line 1) — The spec requires exactly one H1 (the site/project name) — it is the only required element.
BROKEN 2 dead links — Linked page(s) returned 404/410, e.g. <url>
WARNING No summary blockquote — Optional per spec.
ADVISORY No Last-Modified date
ADVISORY Links point to HTML, not .md
ADVISORY No /llms-full.txt