🛡️ New Standard · AI-Era Trust Metric
What is Your Website's
Credibility Score?
WCS is the world's first AI-era website trust standard. Measures AI visibility, security, compliance, performance and reputation — on a scale of 0–100.
Free · No signup · 5 scans per 24 hours · Results in ~15 seconds
💡 Alert91 clients get a more accurate WCS using 30 days of real uptime, Core Web Vitals & security audit data.
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Calculating Web Credibility Score...
Analysing 7 trust indices across 40+ signals
⏳ Fetching website & schema data...
⏳ Checking AI readiness (ACI)...
⏳ Verifying security signals (SI)...
⏳ Checking reputation (RI)...
⏳ Calculating final WCS score...
WCS
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Web Credibility Score by Alert91
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-
F
0-39
0-39
D
40-54
40-54
C
55-69
55-69
B
70-79
70-79
A
80-100
80-100
🎯
Top Recommendations to Improve WCS
📋
Full Checks Breakdown
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What is Web Credibility Score?
WCS is a composite trust metric measuring 7 dimensions of website credibility. Unlike DA/DR which measure backlinks, WCS measures what actually makes a website trustworthy to AI systems and users.
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ACI — AI Credibility (20%)
llms.txt, structured data, AI crawlers, FAQ schema, question headings
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DTI — Digital Trust (15%)
Domain age, about page, reviews, social profiles, phone, email, address
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SI — Security (25%)
HTTPS, security headers, SPF/DMARC, no malware, no exposed files
⚡
PI — Performance (15%)
Uptime, response time, Core Web Vitals, mobile friendly
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CS — Compliance (10%)
Privacy policy, terms, cookie consent, DPDP, GSTIN, CIN
♿
AS — Accessibility (10%)
WCAG 2.1 checks, alt text, ARIA landmarks, form labels