Is onesignal.com Safe? Security Analysis for OneSignal
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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
OneSignal is a leading customer engagement platform specializing in unified messaging services including mobile push notifications, web push, email, SMS, in-app messaging, and emerging channels like RCS and Live Activities. Established in 2011, the company serves millions of businesses worldwide and is recognized as a market leader in marketing automation software. Their platform enables businesses to orchestrate multi-channel messaging for enhanced customer engagement and retention. Technically, OneSignal's website demonstrates a mature digital infrastructure leveraging modern JavaScript frameworks, third-party marketing and analytics tools such as Google Tag Manager, Bizible, and Visual Website Optimizer, and is hosted with Cloudflare DNS services. The site is well-optimized for mobile devices and accessibility, with fast loading animations and structured navigation. However, explicit privacy and cookie policies are not readily found, which is a gap in compliance and transparency. From a security perspective, the domain is well-protected with multiple EPP status flags preventing unauthorized transfers or deletions, and HTTPS is enforced. The absence of DNSSEC is a minor security gap. No explicit security policies or incident response contacts are published, and security headers are not detected in the provided data, indicating room for improvement in hardening the web presence. Overall, OneSignal presents a professional and trustworthy business front with strong market credibility and technical maturity. The main risks relate to privacy compliance and explicit security disclosures. Addressing these gaps would enhance trust and regulatory adherence.
Detected Technologies
8 urgent findings need attention
8 high
Keep onesignal.com under constant watch
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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
2 findings
70/100
NIS2 Compliance
8 findings
17/100
Email Security
3 findings
82/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
OneSignal operates in the technology sector as a SaaS provider focused on customer engagement and marketing automation. Their competitive advantage lies in offering a unified platform that integrates multiple messaging channels, enabling seamless customer communication. Revenue streams likely include subscription fees for platform access and premium features. The target customers are businesses of all sizes seeking to improve engagement through push notifications, email, SMS, and in-app messaging. The company has a broad partnership ecosystem including integrations with major platforms and social media channels. Growth indicators include a large user base (2 million+ businesses) and high message volume (12 billion+ messages sent). Strategic observations suggest continued expansion into new messaging channels and enhanced personalization features.
Security Posture Analysis
Comprehensive Security Assessment
OneSignal demonstrates a moderate to strong security posture with HTTPS enforced and domain registration protections in place. However, the lack of DNSSEC and missing security headers reduce the overall security hardening. No public security policies, incident response contacts, or vulnerability disclosure programs are evident, which could impact incident management and transparency. The use of third-party analytics and marketing tools introduces moderate tracking and data collection, requiring careful privacy management. Compliance with GDPR and other regulations is not clearly documented on the site. The security culture appears focused on domain and infrastructure protection but could benefit from enhanced policy publication and user privacy controls.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC on the domain to improve DNS security and prevent spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
OneSignal
The world's leader for mobile push notifications, web push, SMS, email and in-app messaging. Trusted by 2 million+ businesses to send 12 billion+ messages per…
excellent
consistent
Technical Stack
moderate
good
good
good
Security Assessment
- HTTPS enabled
- Use of Cloudflare DNS
- Client and server EPP domain status protections
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is professionally designed with clear navigation and rich content.
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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=15552000; includeSubDomains"
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)
Weak Referrer-Policy configuration
LOWCurrent value: "no-referrer-when-downgrade"
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
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
Complex SPF record
LOWToo many include statements can cause lookup limits
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 44 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 onesignal.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
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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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