Is memberstack.io Safe? Security Analysis for Memberstack
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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
Memberstack is a technology company specializing in providing membership and user account management solutions integrated with Webflow. Their platform enables businesses and developers to add user authentication, subscription billing, gated content, and social login capabilities without complex backend development. The company serves a broad audience including Webflow users, agencies, SaaS builders, and enterprises, positioning itself as a scalable solution trusted by over 50,000 teams and notable clients such as Amazon and Salesforce. Technically, Memberstack leverages modern web technologies including Webflow CMS, Stripe for payments, and various analytics and marketing tools, ensuring a fast, mobile-optimized, and accessible user experience. Security posture is strong with HTTPS enforced and secure payment processing, though explicit security headers and dedicated security policies are not publicly documented. Privacy compliance is addressed with comprehensive policies and cookie consent mechanisms. Overall, Memberstack presents a professional, trustworthy, and mature web presence with extensive customer testimonials and integrations. The absence of WHOIS data is a minor concern but does not detract significantly from the business credibility. Strategic recommendations include enhancing security header implementation, publishing incident response information, and improving public contact transparency.
Detected Technologies
7 urgent findings need attention
7 high
Keep memberstack.io 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
2 findings
80/100
NIS2 Compliance
5 findings
55/100
Email Security
6 findings
55/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Memberstack operates in the technology sector as a SaaS provider focused on membership management for Webflow-powered websites. Their business model revolves around subscription-based pricing that scales with usage, targeting developers, agencies, and businesses needing flexible membership solutions. The company has established a strong market position with a large user base and partnerships with Stripe and Webflow. Revenue streams likely include subscription fees and possibly premium features or developer tools. The company fosters a community through Slack and maintains active presence on Product Hunt and G2, indicating strong customer engagement and growth potential. Their ecosystem includes integrations with major social platforms and payment processors, enhancing their competitive advantage. The business demonstrates a clear focus on scalability and developer friendliness, positioning itself well for continued expansion in the no-code and SaaS markets.
Security Posture Analysis
Comprehensive Security Assessment
Memberstack exhibits a mature security posture with mandatory HTTPS usage and integration with trusted payment processors like Stripe. The website does not expose sensitive data and employs secure social authentication methods. However, explicit security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options are not visibly declared, representing an area for improvement. No dedicated security or incident response policies are published, and no direct security contact emails are provided, which could hinder rapid incident handling. The use of multiple third-party analytics and marketing scripts necessitates ongoing vigilance to prevent vulnerabilities. Overall, the security maturity is good but could be enhanced by formalizing security policies, improving header configurations, and increasing transparency around incident response.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and explicitly configure security headers including CSP, X-Frame-Options, and X-Content-Type-Options to strengthen browser security.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Memberstack
Memberstack provides membership and user account management solutions integrated with Webflow, enabling user accounts, subscriptions, gated content, and payments without complex tech stack changes.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Use of secure payment processor (Stripe)
- No exposed sensitive data in HTML
- Use of secure social login integrations
- No visible vulnerable libraries
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with rich content and interactive elements
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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 Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
No Data Protection Officer mentioned
LOWLarge organizations may need to designate a DPO under GDPR
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No security contact information
HIGHNIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
MEDIUMClear vulnerability reporting supports coordinated disclosure
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
DMARC not enforcing
MEDIUMDMARC policy is set to "none"
No DKIM record found
MEDIUMDKIM adds cryptographic signatures to emails
DMARC Partial Enforcement
LOWDMARC only applies to 90% of messages
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
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
Weak Protocols Supported
HIGHServer supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
LOWOCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
LOWCertificate is not logged in Certificate Transparency logs
SSL Certificate Expires Soon
HIGHSSL certificate expires in 27 days
Partial SSL/TLS Assessment
LOWCompleted 3 of 4 security checks due to time constraints
Protocol Support
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
DMARC Policy Set to None
LOWDMARC is configured but not enforcing any policy
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 memberstack.io compare?
See how memberstack.io stacks up against similar websites in the same industry.
🔧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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