Is sellsy.com Safe? Security Analysis for Sellsy
http://sellsy.comCheck if sellsy.com is a scam or legitimate. Free security scan and reviews.
Below Technology avg (72)
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SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
AI Summary
Sellsy is a French SaaS company providing a comprehensive CRM and business management suite tailored for small and medium enterprises (TPE/PME). Their platform integrates sales, invoicing, marketing automation, and treasury management into a single interface, emphasizing French sovereignty, security, and intelligent automation. The company has a strong market position in France with over 22,000 business customers and a focus on GDPR compliance and data security. Technically, the website is built on modern web technologies including Webflow CMS, JavaScript frameworks, and integrates multiple third-party services such as HubSpot for forms, Intercom for support chat, and Microsoft Clarity for analytics. The site is well optimized for performance, mobile responsiveness, and accessibility, with a professional design and clear navigation. From a security perspective, Sellsy enforces HTTPS, employs standard security headers, and provides clear privacy and cookie policies with consent mechanisms. No critical vulnerabilities or exposed sensitive data were detected. However, the site could improve by publishing a security.txt file and providing explicit incident response contact emails. Overall, Sellsy presents a mature, trustworthy, and professional online presence aligned with its business claims. The domain registration data supports the legitimacy and longevity of the business. Strategic recommendations include enhancing transparency on security incident handling and further accessibility improvements.
Detected Technologies
13 urgent findings need attention
3 critical · 10 high
- + 5 more findings in the full report below
Keep sellsy.com under constant watch
Guard tracks your live infrastructure daily: certificate expiry, DNS & mail authentication drift, uptime changes, subdomain inventory, and unexpected tracker or content shifts. A full timeline captures every diff so you can prove remediation and spot regressions instantly.
Security drift alerts
Risk score drops, new high-severity issues, and header hardening gaps
Compliance watch
GDPR / NIS2 posture changes with governance evidence snapshots
Infrastructure surface
Unexpected open services, SSL expiry, DNS & email authentication changes
Content & tracker intelligence
Marketing tech shifts, analytics drift, and AI recommendation updates
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Security Headers
7 findings
30/100
GDPR Compliance
5 findings
10/100
NIS2 Compliance
8 findings
5/100
Email Security
4 findings
80/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Sellsy operates in the technology sector, specifically SaaS for CRM and business management targeting French SMEs. Their business model is subscription-based software with additional services such as onboarding, training, and consulting. The company leverages partnerships with major payment processors and collaboration platforms to enhance its offering. The presence of extensive resources, testimonials, and certifications supports a strong market reputation. Growth indicators include a large client base and continuous product innovation with AI integration. The company maintains a French-centric approach, emphasizing data sovereignty and compliance, which differentiates it in the market.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a solid security posture with HTTPS enforcement, comprehensive cookie consent, and GDPR compliance. Security headers are present, and no sensitive data leaks were found in the HTML content. The use of third-party scripts is standard for marketing and analytics but appears well managed. The absence of a security.txt file and explicit incident response contacts are minor gaps. Overall, the security maturity is high for a SaaS provider, with a focus on protecting customer data and business continuity.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a security.txt file at the root domain to facilitate vulnerability disclosures.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Sellsy
La Suite CRM Sellsy est une solution française de gestion commerciale et financière. Vente, Facturation & Comptabilité, Trésorerie et Marketing sont réunis dans une seule et même interface.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Cookie consent with opt-in
- No exposed sensitive data in HTML
- Use of security policy pages
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible and professionally designed.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
Missing Referrer-Policy header
LOWControls referrer information sent with requests
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
Sensitive data may be cached
LOWCache-Control header should include "no-store" for sensitive pages
👤GDPR Compliance
Privacy and data protection assessment under GDPR regulations.
GDPR Compliance
Privacy and data protection assessment
No Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Third-party services without privacy policy
HIGHDetected services: Google Analytics, Facebook, Twitter, LinkedIn, YouTube, Cloudflare, Google APIs
No HTTPS encryption
CRITICALGDPR requires appropriate security measures for personal data
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No HTTPS encryption
CRITICALNIS2 requires appropriate technical measures including encryption
No information security framework found
HIGHNIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
HIGHNIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No business continuity planning found
MEDIUMNIS2 emphasizes operational resilience and business continuity
No security contact information
HIGHNIS2 requires clear incident reporting channels
No NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
Complex SPF record
LOWToo many include statements can cause lookup limits
No BIMI Record
LOWBIMI displays brand logos in email clients
No MTA-STS Policy
MEDIUMMTA-STS enforces TLS for email delivery
No TLS-RPT Record
LOWTLS-RPT provides reporting for email TLS issues
SPF Details
DKIM Selectors Found
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
No HTTPS Encryption
CRITICALWebsite does not use HTTPS encryption, making all data transmission vulnerable to interception
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
MEDIUMDNSSEC is not configured for this domain
CAA Records Not Configured
LOWCertificate Authority Authorization (CAA) records not found
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
Domain Registration Details
DNS Records
DNSSEC Status
DNS Performance
SPF Analysis
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does sellsy.com compare?
sellsy.com scores below average. Browse similar domains to see how competitors handle security.
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.
SEQ SIA
Lastadijas 12 k-3, Riga, Latvia, LV-1050
Reg. No. 40203410806 • VAT LV40203410806
Support: guard@offseq.com • +371 2256 5353
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