Is mastec.com Safe? Security Analysis for MasTec, Inc.
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AI Summary
MasTec, Inc. is a leading specialty contractor focused on engineering, designing, and constructing infrastructure projects primarily in the energy and telecommunications sectors. With a workforce of nearly 22,000 professionals and over 80 years of experience, MasTec holds a strong market position as a top infrastructure construction company in the United States. Their key services span civil infrastructure, communications, data centers, EV infrastructure, pipeline infrastructure, power delivery and generation, technology deployment, and water and wastewater solutions. The website reflects a professional corporate presence with comprehensive investor relations and sustainability reporting. Technically, the website employs modern front-end technologies including Bootstrap, Leaflet, Font Awesome, and Google Fonts. The site is mobile-optimized, accessible, and SEO-friendly, though performance is moderate. Security-wise, the site uses HTTPS and script integrity attributes but lacks visible security headers and explicit security or incident response policies. No vulnerabilities or malicious content were detected in the provided data. The WHOIS data is unavailable or protected, which introduces some uncertainty about domain registration details. However, the website's corporate content, investor relations, and contact information strongly support legitimacy. Privacy compliance is addressed with a clear privacy policy and cookie consent mechanism. Overall, the site demonstrates a mature digital presence suitable for an enterprise infrastructure contractor. Strategic recommendations include enhancing security posture by implementing security headers, publishing incident response and vulnerability disclosure policies, and verifying domain registration transparency to improve trustworthiness.
Detected Technologies
7 urgent findings need attention
7 high
Keep mastec.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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OffSeq Observations
No critical findings yet
79/100
Network Security
1 finding
100/100
DNS Health
3 findings
80/100
SSL/TLS Security
4 findings
74/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
MasTec operates in the infrastructure construction sector with a focus on energy and telecommunications. Their business model centers on providing turnkey engineering, design, and construction services for large-scale infrastructure projects. The company targets utility companies, government agencies, and large enterprises requiring infrastructure development. Their investor relations presence and sustainability initiatives indicate a publicly traded enterprise with strong governance. The company leverages a broad service portfolio to maintain competitive advantage and growth. Partnerships and subsidiary domains support operational efficiency and employee engagement. Market positioning is strong given their extensive experience and workforce size, with growth potential in renewable energy and technology deployment sectors.
Extracted Contact Information
Marketing Intelligence Data
Physical Addresses (1)
Security Posture Analysis
Comprehensive Security Assessment
The website demonstrates a moderate security maturity level. HTTPS is enabled, and script integrity attributes are used, indicating attention to secure content delivery. However, the absence of key security headers such as Content Security Policy (CSP), HSTS, and X-Frame-Options reduces defense-in-depth. No explicit security policies or incident response contacts are published, limiting transparency and readiness perception. No vulnerabilities or exposed sensitive data were detected in the HTML content. Privacy compliance is supported by a cookie consent banner and privacy policy. Overall, the security posture is adequate but could be improved by adopting best practices and publishing security governance documentation.
Strategic Recommendations
Priority Actions for Security Improvement
Implement comprehensive HTTP security headers including CSP, HSTS, and X-Frame-Options to enhance protection against common web attacks.
✨Observations
Comprehensive website and business-context analysis.
AI-Enhanced Website Analysis
Business Insights
MasTec, Inc.
Leading specialty contractor engineers, designs and constructs infrastructures for electric power generation and transmission, oil and natural gas pipelines, renewable energy facilities and wireless networks.
excellent
consistent
Technical Stack
moderate
good
good
good
Security Assessment
- Use of integrity attributes on scripts
- Cookie consent banner
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
Weak X-XSS-Protection configuration
Current value: "1"
Sensitive data may be cached
Cache-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
GDPR requires clear information about cookie usage
No Data Protection Officer mentioned
Large organizations may need to designate a DPO under GDPR
Privacy policy may not be GDPR compliant
Privacy 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
NIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
NIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
NIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
NIS2 requires documented incident response and business continuity plans
No business continuity planning found
NIS2 emphasizes operational resilience and business continuity
No security contact information
NIS2 requires clear incident reporting channels
No vulnerability reporting mechanism
Clear vulnerability reporting supports coordinated disclosure
No NIS2 reference found
Consider explicitly mentioning NIS2 compliance efforts
Critical sector without clear security compliance
Detected sectors: energy, transport, banking, 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
BIMI displays brand logos in email clients
No MTA-STS Policy
MTA-STS enforces TLS for email delivery
No TLS-RPT Record
TLS-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
Server supports weak protocols: TLSv1.1
OCSP Stapling Not Enabled
OCSP stapling improves performance and privacy
Certificate Transparency Not Implemented
Certificate is not logged in Certificate Transparency logs
HSTS Missing includeSubDomains
HSTS header does not include subdomains
Protocol Support
OCSP Status
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
DNSSEC is not configured for this domain
CAA Records Not Configured
Certificate Authority Authorization (CAA) records not found
Domain Delete Lock Not Enabled
Domain can be deleted without additional verification
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
No unnecessary services detected on common risky ports
How does mastec.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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