Is mailjet.com Safe? Security Analysis for Mailjet: Email Delivery Service for Marketing & Developer Teams
https://mailjet.comCheck if mailjet.com is a scam or legitimate. Free security scan and reviews.
Above Technology avg (72)
10,000+
Domains scanned
500+
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Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
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|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
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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
Mailjet is a large, established SaaS company specializing in email marketing software and email APIs designed for marketing and developer teams. The platform offers a comprehensive suite of services including email marketing, transactional email delivery, automation, segmentation, and deliverability solutions. It targets enterprises and teams requiring reliable and GDPR-compliant email solutions. The website demonstrates a high level of digital maturity with a modern WordPress CMS, Bootstrap framework, and integration of analytics and SEO tools. The content is professionally presented, mobile-optimized, and rich in relevant business information. Security posture is strong with HTTPS and secure form usage, though explicit security policies and vulnerability disclosures are absent. WHOIS data is unavailable, which slightly reduces trust but is not uncommon for SaaS providers. Overall, the website is trustworthy, professional, and well-positioned in the email marketing technology sector.
Detected Technologies
4 urgent findings need attention
4 high
Keep mailjet.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
2 findings
85/100
GDPR Compliance
1 finding
95/100
NIS2 Compliance
6 findings
47/100
Email Security
3 findings
72/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Mailjet operates as a SaaS provider under the Sinch umbrella, serving over 100,000 customers globally. Its business model focuses on subscription-based email marketing and API services, catering to marketing teams and developers. The company leverages partnerships with services like Mailgun and Email on Acid to enhance its offerings. The website content and structure indicate a mature business with a strong market presence, targeting industries such as small businesses, agencies, enterprises, real estate, franchises, and MarTech. The platform supports advanced features like AI email generation and real-time collaboration, signaling innovation and competitive advantage. The absence of direct contact emails or phone numbers suggests a focus on managed customer engagement via forms and sales channels.
Security Posture Analysis
Comprehensive Security Assessment
The website enforces HTTPS and uses modern security best practices in form handling and script loading. However, it lacks explicit security headers in the provided content and does not publish a dedicated security policy or incident response information. No vulnerability disclosure or security.txt file is present, which could hinder transparency and incident management. The WHOIS data is not publicly available, which may be due to privacy protection but reduces domain registration transparency. Overall, the security posture is good but could be improved by publishing clear security policies, incident response contacts, and vulnerability disclosure mechanisms.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a comprehensive privacy policy and cookie consent mechanism to improve privacy compliance.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Mailjet: Email Delivery Service for Marketing & Developer Teams
Design, deliver, and automate marketing & transactional emails together with built-in deliverability, GDPR compliance, and developer-ready email APIs
excellent
consistent
Technical Stack
fast
excellent
good
excellent
Security Assessment
- HTTPS enforced
- No exposed sensitive data in HTML
- Use of secure forms
- No visible vulnerable libraries
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with rich content and navigation
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
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 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 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
No DKIM record found
MEDIUMDKIM adds cryptographic signatures to emails
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 Within 90 Days
MEDIUMSSL certificate expires in 69 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
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
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 mailjet.com compare?
See how mailjet.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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