Is sendibt3.com Safe? Security Analysis for Sendinblue
https://sendibt3.comCheck if sendibt3.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
The domain img.mailin.fr is a technical subdomain operated by Sendinblue, a well-established email marketing and transactional email platform. This subdomain is used primarily for hosting images and tracking links embedded in emails sent by Sendinblue customers. The website content is minimal but clearly communicates its purpose and provides relevant contact information for abuse reporting. The presence of a comprehensive privacy policy and anti-spam policy reflects a commitment to compliance and user protection. From a technical perspective, the site uses modern frontend technologies such as Bootstrap 5.1.3 and is mobile-optimized with a clean, professional design. However, there is a lack of explicit security headers and cookie consent mechanisms, which could be improved to enhance security and privacy compliance. The WHOIS data for this subdomain is not available, which is typical for subdomains and does not indicate suspicious activity. Security posture is moderate with HTTPS implied by the URL, but no detailed security headers or vulnerability disclosures are present. The site provides clear abuse contact channels, which is a positive indicator of incident response readiness. Overall, the domain and website appear legitimate and professionally managed, with room for improvement in security best practices and privacy transparency.
Detected Technologies
10 urgent findings need attention
1 critical · 9 high
- + 2 more findings in the full report below
Keep sendibt3.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
3 findings
70/100
GDPR Compliance
5 findings
28/100
NIS2 Compliance
8 findings
12/100
Email Security
3 findings
85/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Sendinblue operates in the technology sector, providing SaaS solutions for email marketing and transactional email services. The company targets businesses and marketers who require reliable email delivery and tracking capabilities. Their business model is subscription-based, offering scalable email services to a broad customer base. The use of this subdomain for technical email functions indicates a mature infrastructure supporting their core offerings. Sendinblue's market position is strong as a recognized player in the email marketing space, with a focus on compliance and anti-spam measures. The company maintains a professional online presence with clear policies and abuse reporting mechanisms, supporting trust and customer confidence.
Security Posture Analysis
Comprehensive Security Assessment
The security posture of the domain is moderate. The site uses HTTPS, which is mandatory for secure communications. However, no explicit security headers such as Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), or X-Frame-Options were detected, which are recommended to mitigate common web vulnerabilities. The absence of a vulnerability disclosure policy or security.txt file limits transparency regarding security practices. The presence of a clear abuse contact email and anti-spam policy demonstrates some level of incident response preparedness. No vulnerabilities or exposed sensitive data were identified in the provided content. Enhancing security headers and publishing vulnerability disclosure information would strengthen the security posture.
Strategic Recommendations
Priority Actions for Security Improvement
Implement and enforce security headers including CSP, HSTS, and X-Frame-Options to improve protection against common web attacks.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Sendinblue
Sendinblue is an all-in-one platform used to send email newsletters as well as transactional emails. The domain img.mailin.fr is used for tracking links, hosting images, and related email functionalities for Sendinblue customers.
good
consistent
Technical Stack
moderate
good
basic
basic
Security Assessment
- Use of HTTPS (implied by URL scheme)
- Abuse contact provided
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Domain is a technical subdomain used by Sendinblue for email tracking and image hosting.
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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-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 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
EU business without adequate privacy measures
CRITICALEU businesses are subject to strict GDPR requirements
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 vulnerability reporting mechanism
MEDIUMClear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
Critical sector without clear security compliance
HIGHDetected sectors: transport, digital
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📧Email Security
SPF, DKIM, and DMARC validation and email security assessment.
Email Security
SPF, DKIM, and DMARC validation
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
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 66 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
Domain Transfer Lock Not Enabled
MEDIUMDomain can be transferred without authorization
Domain Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
Domain Registration Details
- •No domain protection locks enabled
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 sendibt3.com compare?
See how sendibt3.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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