Is wpmailsmtp.com Safe? Security Analysis for WP Mail SMTP
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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
WP Mail SMTP is a leading WordPress SMTP plugin provider, boasting over 4 million active installs and a strong market position as the #1 WordPress SMTP plugin globally. The company offers a premium plugin solution focused on improving email deliverability for WordPress sites, complemented by value-added services such as White Glove Setup for seamless email configuration. Their target audience primarily consists of WordPress site owners and administrators seeking reliable email sending capabilities. The business model revolves around plugin licensing and service offerings, supported by a professional and well-branded website with strong trust signals including user reviews and third-party endorsements. Technically, the website is built on WordPress, leveraging modern JavaScript libraries such as jQuery and integrating multiple analytics and marketing tools including Google Analytics, Microsoft Clarity, Bing UET, and Drip. The domain is registered with GoDaddy and uses Cloudflare DNS, although DNSSEC is not enabled. The site demonstrates excellent SEO optimization, mobile responsiveness, and performance, reflecting a mature digital infrastructure. From a security perspective, the site enforces HTTPS and employs domain registration locks to prevent unauthorized changes. However, it lacks explicit security policies, incident response information, and vulnerability disclosure mechanisms. No critical vulnerabilities or exposed sensitive data were detected in the analyzed content. The absence of DNSSEC and security headers suggests room for improvement in hardening the security posture. Overall, WP Mail SMTP presents a high-quality, trustworthy online presence with strong business credibility and technical maturity. Strategic enhancements in privacy compliance documentation, security policy transparency, and DNS security would further strengthen their risk profile and user trust.
Detected Technologies
8 urgent findings need attention
8 high
Keep wpmailsmtp.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
40/100
GDPR Compliance
3 findings
65/100
NIS2 Compliance
7 findings
25/100
Email Security
3 findings
85/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
WP Mail SMTP holds a dominant position in the WordPress SMTP plugin market, leveraging a large user base and strong brand recognition. Their competitive advantage lies in the ease of use, extensive provider integrations, and additional services like White Glove Setup. Revenue streams likely include plugin sales, subscription licenses, and setup services. The company targets a broad segment of WordPress users, from small businesses to larger enterprises requiring reliable email delivery. Partnerships with WPForms and endorsements from WPBeginner enhance their ecosystem and market reach. The website's professional design and comprehensive content support effective customer engagement and conversion.
Security Posture Analysis
Comprehensive Security Assessment
The website exhibits a solid security foundation with HTTPS enforcement and domain registration protections. However, the lack of DNSSEC, security headers, and published security policies indicates moderate security maturity. No direct evidence of vulnerabilities or data exposure was found, but the absence of incident response contacts and vulnerability disclosure reduces transparency. Compliance with GDPR and other privacy regulations is not clearly documented, which may pose compliance risks. The extensive use of third-party tracking and marketing tools suggests a need for clear privacy controls and user consent mechanisms to align with privacy best practices.
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
WP Mail SMTP
WP Mail SMTP is the #1 WordPress SMTP plugin with over 4 million active installs. We help you fix WordPress email issues and make email deliverability easy.
excellent
consistent
Technical Stack
fast
excellent
good
excellent
Security Assessment
- HTTPS enforced
- Domain status includes clientDeleteProhibited and other EPP locks
- No exposed sensitive data found in HTML
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a professional WordPress plugin vendor site
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
Weak Strict-Transport-Security configuration
LOWCurrent value: "max-age=15768000, max-age=15768000"
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
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 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 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
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 55 days
Weak SSL Key Length
HIGHSSL certificate uses 256-bit key, which is considered weak
Partial SSL/TLS Assessment
LOWCompleted 2 of 4 security checks due to time constraints
Certificate Details
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
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 wpmailsmtp.com compare?
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🔧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
PDF download, email delivery, unlock code
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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