| What it does | Web security intelligence platform that scans sites across eight layers and provides audit-ready evidence
| Free SSL/TLS certificate monitoring with email alerts
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| Stage | Not given
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| Founded | Not given
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| Based in | GB
| US
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| Pricing model | Freemium
| Freemium
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| Pricing | Free tier with no account required. Starter from £29/month. Pro from £79/month. Enterprise from £99/month.
| Free plan: 3 domains, no card needed. Starter: $50/year for 10 domains. Plus: $100/year for 20 domains. Pro: $150/year for 50 domains.
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| Key features | - 8-layer security analysis covering HTTP/TLS, HTML, network traffic, JavaScript CVEs, tag managers, third-party supply chain, platform misconfigurations, and server software CVEs
- Single-page instant scan with report in 15 seconds
- JavaScript CVE detection using Retire.js and OSV database
- Third-party domain mapping with threat intelligence checking
- Security score 0-100 and A-F grade calculation
- API endpoint discovery and testing for REST, GraphQL, and SOAP
- AI-written remediation steps specific to each finding
- Subdomain discovery via certificate transparency and common names
- OWASP Top 10 coverage checklist on every report
- Compliance control mapping for NIS2, PCI DSS, and other standards
| - Certificate expiry notifications at 30 days, 14 days, 7 days, and on expiry
- Broken chain detection with fix guidance
- TLS version and cipher checking
- Domain DNS and registration monitoring
- Certificate change history and alerts
- Certificate report for audits
- Certificate transparency log monitoring
- No server access or installation required
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| What makes it different | - No account required for free scans
- Audit-ready evidence packaging with compliance mappings
- Authenticated scanning via browser session capture for WebAuthn support
| - Detects auto-renewal failures before visitors see them
- Explains broken chains and TLS issues with fix guidance
- Independent operation with no investors
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 16 ▲ +1 (up) since last check | 3 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 10 | 1 |
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| Citation Flow (Majestic) | 29 | 24 |
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| Referring domains (Majestic) | 67 | 14 |
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Decloak
CertAvert