Is jspreadsheet.com Safe? Security Analysis for Jspreadsheet
https://jspreadsheet.comCheck if jspreadsheet.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
Jspreadsheet is a technology company specializing in a JavaScript plugin that provides advanced spreadsheet and data grid controls for web applications. The company targets developers and businesses seeking Excel-like spreadsheet functionality embedded in their software. It holds a strong market position with usage by leading global companies and offers a professional product with extensions and framework integrations. The website demonstrates a mature technical infrastructure leveraging modern JavaScript frameworks, CDNs, and multiple analytics and marketing tools. The site is well-designed, mobile-optimized, and SEO-friendly, providing a rich user experience. Security posture is good with HTTPS and domain transfer protections, but lacks some advanced headers and published security policies. Privacy compliance is basic with cookie consent but no visible privacy policy. Overall, the risk is moderate with recommendations to enhance security headers and publish privacy and security policies to improve trust and compliance.
Detected Technologies
10 urgent findings need attention
10 high
- + 2 more findings in the full report below
Keep jspreadsheet.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
8 findings
15/100
GDPR Compliance
4 findings
53/100
NIS2 Compliance
8 findings
17/100
Email Security
5 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Jspreadsheet operates in the technology sector providing a niche software product for front-end developers. Its business model includes offering a free trial and paid extensions, targeting professional developers and enterprises. The company benefits from a strong brand presence and endorsements by major corporations. Its partnership ecosystem includes related products like Intrasheets, Jsuites, and LemonadeJS, indicating a collaborative product suite. The company appears small but focused, with a domain age consistent with its market maturity. Revenue streams likely include licensing and support services. Growth indicators include active marketing and analytics integration. Strategic observations suggest opportunities to expand compliance transparency and security posture to enhance enterprise adoption.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate security maturity level with HTTPS enforced and domain transfer protection. However, it lacks DNSSEC, Content-Security-Policy, and other security headers that are considered best practices. No explicit security or incident response policies are published, which may impact enterprise trust. No vulnerabilities or exposed sensitive data were detected in the HTML content. The use of reputable third-party analytics and marketing scripts is noted, but these increase the attack surface and require careful management. Compliance gaps exist regarding GDPR privacy policy publication and incident response readiness. Overall, the security posture is adequate for a small technology vendor but requires improvements for higher assurance levels.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC on the domain to enhance DNS security and prevent spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Jspreadsheet
Jspreadsheet is a JavaScript plugin that enables you to create rich online spreadsheets with features similar to Microsoft Excel and Google Sheets. It offers powerful data grid and datatable functionality for managing, sorting, filtering, and visualizing large amounts of data. It is suitable for payment calculators, inventory trackers, project management tools, and other spreadsheet needs.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- ClientTransferProhibited domain status
- No exposed sensitive data in HTML
- Use of reputable third-party scripts
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a professional JavaScript spreadsheet plugin provider.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
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 Policy found
HIGHGDPR requires clear information about cookie usage
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
Privacy policy may not be GDPR compliant
MEDIUMPrivacy policy lacks explicit GDPR compliance elements
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
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 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 DMARC reporting
LOWDMARC aggregate reports not configured
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
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
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
⚡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 jspreadsheet.com compare?
See how jspreadsheet.com 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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PDF Report & Export
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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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