Is blockchair.com Safe? Security Analysis for Blockchair
https://blockchair.comCheck if blockchair.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
Blockchair is a well-established blockchain explorer and API provider founded in 2016. It offers comprehensive blockchain data services across numerous blockchains including Bitcoin, Ethereum, Cardano, and many others. The platform targets blockchain users, developers, and analysts seeking detailed blockchain data and analytics. The website demonstrates a professional and consistent brand presence with excellent content quality and user experience. Technically, it employs modern JavaScript frameworks such as Livewire and Alpine.js, uses WebSockets for real-time data, and maintains good performance and mobile optimization. Security-wise, the site uses HTTPS and includes CSRF tokens, but lacks DNSSEC and explicit security headers, and does not publicly disclose privacy or security policies. Overall, the domain registration is consistent and legitimate, supporting the business credibility.
Detected Technologies
7 urgent findings need attention
1 critical · 6 high
Keep blockchair.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
1 finding
0/100
GDPR Compliance
3 findings
58/100
NIS2 Compliance
6 findings
35/100
Email Security
5 findings
70/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Blockchair holds a strong market position as a leading blockchain explorer and API service, supporting a wide range of blockchains and offering additional products like a news aggregator and curated crypto product listings. Its business model revolves around providing blockchain data access and analytics to a technical audience. The company benefits from a medium-sized operation with a long domain history, consistent branding, and a clear focus on blockchain technology. The absence of explicit contact information and privacy policies suggests areas for improvement in transparency and compliance. The platform integrates with multiple external domains for assets and streaming but does not show partnerships or subsidiaries in the provided data.
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate security posture with HTTPS enabled and domain status set to clientTransferProhibited, which helps prevent unauthorized domain transfers. The presence of CSRF tokens indicates attention to form security. However, the lack of DNSSEC, security.txt, vulnerability disclosure, and explicit security headers such as Content-Security-Policy or X-Frame-Options reduces the overall security maturity. No vulnerabilities or exposed sensitive data were detected in the analyzed content. Incident response and security policy information are not publicly available, which could hinder rapid response to security incidents. Privacy compliance is weak due to missing privacy and cookie policies.
Strategic Recommendations
Priority Actions for Security Improvement
Enable DNSSEC to enhance domain security and prevent DNS spoofing.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Blockchair
Unlock the power of blockchain with Blockchair’s top explorer and API—search, sort, and filter blocks, transactions, and addresses effortlessly.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enabled
- ClientTransferProhibited domain status
- CSRF token present in meta tags
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is a comprehensive blockchain explorer supporting multiple blockchains.
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🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
👤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
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 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 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
Unable to retrieve SSL certificate
CRITICALCould not establish secure connection to retrieve certificate information
Mixed Content Detected
MEDIUM1 resources loaded over insecure HTTP
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 Delete Lock Not Enabled
LOWDomain can be deleted without additional verification
DMARC Policy Set to None
LOWDMARC is configured but not enforcing any policy
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 blockchair.com compare?
See how blockchair.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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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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Community rating
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