Is appnexus.com Safe? Security Analysis for Microsoft
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AI Summary
Microsoft Advertising is a division of Microsoft Corporation offering a comprehensive digital marketing platform that enables advertisers and publishers to reach billions of users across search, display, video, retail, and gaming environments. Leveraging Microsoft's extensive network and partnerships with platforms like Netflix, Ecosia, DuckDuckGo, and Yahoo, the service empowers businesses to optimize campaigns using AI-driven tools such as Copilot and Performance Max. The website demonstrates a high level of professionalism, technical sophistication, and compliance with privacy regulations, reflecting Microsoft's market leadership in technology and advertising solutions. The technical infrastructure is robust, utilizing Adobe Experience Manager as the CMS, hosted on Microsoft Azure, and employing modern analytics and monitoring tools including oneDS Application Insights and Microsoft Clarity. The site is well-optimized for performance, mobile responsiveness, and accessibility, with strong SEO practices and comprehensive metadata. Security measures include HTTPS enforcement, security headers, and cookie consent mechanisms, contributing to a strong security posture. While WHOIS data for the subdomain is unavailable, this is consistent with large enterprises managing internal subdomains. The overall risk is low, with no detected vulnerabilities or suspicious content. Strategic recommendations include enhancing incident response visibility and publishing a vulnerability disclosure policy to further strengthen trust and security culture.
Detected Technologies
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
Microsoft Advertising operates within the technology sector as an essential business entity under Microsoft Corporation. It targets advertisers and publishers seeking advanced digital marketing solutions. The platform's competitive advantage lies in its integration with Microsoft's ecosystem, AI-powered tools, and exclusive partnerships, enabling broad audience reach and campaign optimization. Revenue streams likely include advertising spend, partner programs, and technology services. Growth indicators include continuous innovation in AI integration and expansion into emerging advertising formats such as Connected TV and gaming. The partnership ecosystem is strong, with dedicated portals and resources for partners and agencies, supporting a scalable and collaborative business model.
Security Posture Analysis
Comprehensive Security Assessment
The website exhibits a mature security posture with HTTPS enforced, comprehensive security headers, and privacy compliance mechanisms including cookie consent and GDPR adherence. No exposed sensitive data or vulnerable libraries were detected in the analyzed content. However, the absence of publicly visible incident response contacts or a vulnerability disclosure policy suggests areas for improvement in transparency and readiness. Data protection practices appear robust, supported by Microsoft's global compliance standards. Overall, the security culture is strong but could benefit from enhanced communication channels for security incidents and disclosures.
Strategic Recommendations
Priority Actions for Security Improvement
Publish a clear vulnerability disclosure policy and security.txt file to improve transparency and encourage responsible reporting.
✨Observations
AI-powered comprehensive website and business analysis.
AI-Enhanced Website Analysis
Business Insights
Microsoft
Microsoft Advertising is building a new world of advertising possibilities to empower growth for all.
excellent
consistent
Technical Stack
fast
excellent
good
good
Security Assessment
- HTTPS enforced
- Content Security Policy implemented
- Cookie consent mechanism
- No exposed sensitive data in HTML
- Use of modern analytics with consent checks
Analytics & Tracking
Advertising & Marketing
Website Quality Assessment
Key Observations
Website is fully accessible with no blocking or WAF challenges.
🛡️Security Headers
HTTP security headers analysis and recommendations.
Security Headers
HTTP security headers analysis
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 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
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
Critical sector without clear security compliance
HIGHDetected sectors: energy, transport, banking, health, digital
📧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 BIMI Record
LOWBIMI displays brand logos in email clients
SPF Details
DKIM Selectors Found
DMARC Details
MTA-STS Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
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
🔧Technical Analysis
Detailed technical findings and analysis from AI assessment.
Technical Analysis
Comprehensive security assessment findings
Additional Findings
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