Speed Insights
Incomplete capture
Missing LCP, TBT, CLS
https://marketstart.co
From marketstart.co
LCP
N/A
Largest paint
TBT
N/A
Blocking time
CLS
N/A
Layout shift
77
out of 100
68
out of 100
72/106 rule points
76
out of 100
58/76 rule points
72
out of 100
68/94 rule points
92
out of 100
101/110 rule points
Category point breakdown
Biggest score-losing checks
Add common public security headers
Why this needs attention
Several basic browser protection headers were not visible.
These headers reduce avoidable browser-side risk and show a baseline of care before launch.
Recommended correction
Evidence
Detected 0 of 5 common public security headers. Present: none. Missing: strict-transport-security, content-security-policy, x-content-type-options, x-frame-options, referrer-policy.
Priority
Priority 5: fix before sharing the page publicly.
Fix Prompt
Fix rendered axe accessibility violations
Why this needs attention
The rendered page has accessibility rule violations detected by axe-core.
axe checks the actual browser-rendered page, so these issues can affect people using keyboards, screen readers, or other assistive technology.
Recommended correction
Evidence
axe found 4 violation rule(s), including 1 serious or critical rule(s). Top rules: color-contrast (16), landmark-one-main (1), region (10), image-redundant-alt (1).
Priority
Priority 5: fix before sharing the page publicly.
Fix Prompt
Publish a valid sitemap.xml
Why this needs attention
The sitemap file was not reachable or did not look like valid sitemap XML.
A sitemap helps search engines discover the landing page and related public pages sooner.
Recommended correction
Evidence
HTTP 404 returned for sitemap_xml.
Priority
Priority 7: fix during launch polish.
Fix Prompt
Add basic structured data
Why this needs attention
No JSON-LD schema was detected on the page.
Structured data gives search and answer engines explicit facts about your product.
Recommended correction
Evidence
Detected 0 JSON-LD schema block(s).
Priority
Priority 12: fix during launch polish.
Fix Prompt
Publish robots.txt
Why this needs attention
The standard crawler instruction file was not reachable.
A reachable robots.txt helps crawlers understand what they can index before launch traffic arrives.
Recommended correction
Evidence
HTTP 404 returned for robots_txt.
Priority
Priority 11: fix during launch polish.
Fix Prompt
SEO / AEO
Severity mix: 1 critical, 6 high, 3 medium, 2 low.
Security
Severity mix: 2 critical, 3 high, 0 medium, 0 low.
Accessibility
Severity mix: 0 critical, 3 high, 5 medium, 0 low.
Design
Severity mix: 0 critical, 3 high, 6 medium, 2 low.
SEO / AEO
Severity mix: 1 critical, 6 high, 3 medium, 2 low.
Accessibility
Severity mix: 0 critical, 3 high, 5 medium, 0 low.
Security
Severity mix: 2 critical, 3 high, 0 medium, 0 low.
Design
Severity mix: 0 critical, 3 high, 6 medium, 2 low.
Failed checks
These checks need attention.
robots.txt reachability
Why this needs attention
The standard crawler instruction file was not reachable.
A reachable robots.txt helps crawlers understand what they can index before launch traffic arrives.
Recommended correction
Evidence
HTTP 404 returned for robots_txt. Failed: earned 0 of 8 points.
How FreeScan evaluates this check (opens in a new tab)Priority
Priority 11: fix during launch polish.
Fix Prompt
sitemap.xml validity
Why this needs attention
The sitemap file was not reachable or did not look like valid sitemap XML.
A sitemap helps search engines discover the landing page and related public pages sooner.
Recommended correction
Evidence
HTTP 404 returned for sitemap_xml. Failed: earned 0 of 12 points.
How FreeScan evaluates this check (opens in a new tab)Priority
Priority 7: fix during launch polish.
Fix Prompt
LLM-readable file
Why this needs attention
The scan did not find llms.txt or .well-known/llms.txt.
A short LLM-readable file can help answer engines and AI tools summarize your product accurately.
Recommended correction
Evidence
HTTP 404 returned for llms_txt. Failed: earned 0 of 4 points.
How FreeScan evaluates this check (opens in a new tab)Priority
Priority 24: lower-risk cleanup after urgent launch blockers.
Fix Prompt
Schema presence
Why this needs attention
No JSON-LD schema was detected on the page.
Structured data gives search and answer engines explicit facts about your product.
Recommended correction
Evidence
Detected 0 JSON-LD schema block(s). Failed: earned 0 of 10 points.
How FreeScan evaluates this check (opens in a new tab)Priority
Priority 12: fix during launch polish.
Fix Prompt
Common security headers
Why this needs attention
Several basic browser protection headers were not visible.
These headers reduce avoidable browser-side risk and show a baseline of care before launch.
Recommended correction
Evidence
Detected 0 of 5 common public security headers. Present: none. Missing: strict-transport-security, content-security-policy, x-content-type-options, x-frame-options, referrer-policy. Failed: earned 0 of 18 points.
How FreeScan evaluates this check (opens in a new tab)Priority
Priority 5: fix before sharing the page publicly.
Fix Prompt
Basic contrast
Why this needs attention
The scanner found text/background color pairs that may be hard to read, or could not verify contrast.
Low contrast makes a launch page feel less polished and can exclude users with low vision.
Recommended correction
Evidence
20 of 100 rendered text color sample(s) missed WCAG contrast targets. Worst rendered ratio: 1.22. Failed: earned 0 of 8 points.
How FreeScan evaluates this check (opens in a new tab)Priority
Priority 20: lower-risk cleanup after urgent launch blockers.
Fix Prompt
Rendered axe accessibility violations
Why this needs attention
The rendered page has accessibility rule violations detected by axe-core.
axe checks the actual browser-rendered page, so these issues can affect people using keyboards, screen readers, or other assistive technology.
Recommended correction
Evidence
axe found 4 violation rule(s), including 1 serious or critical rule(s). Top rules: color-contrast (16), landmark-one-main (1), region (10), image-redundant-alt (1). Failed: earned 0 of 18 points.
How FreeScan evaluates this check (opens in a new tab)Priority
Priority 5: fix before sharing the page publicly.
Fix Prompt
Rendered layout ergonomics
Why this needs attention
The browser-rendered page has layout or tap-target issues.
Horizontal overflow and tiny tap targets make the page feel broken on real devices, especially for mobile visitors.
Recommended correction
Evidence
Horizontal overflow: 0px. Small tap targets: 8. Failed: earned 0 of 9 points.
How FreeScan evaluates this check (opens in a new tab)Priority
Priority 13: fix during launch polish.
Fix Prompt
The image refreshes from FreeScan after a completed rescan. Clicking it always opens the newest public report saved for this exact scanned URL.
Scan evidence is included as untrusted data. The implementation brief instructs agents to verify findings before editing and to avoid destructive or speculative changes.
