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Is merck.com a Scam? Security Check Results - Merck & Co., Inc.

merck.com Security Report Summary

merck.com received a security score of 70 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers Merck & Co., Inc.'s website security posture. Merck & Co., Inc. operates in the Healthcare industry in United States.

Merck & Co., Inc. is a leading research-intensive biopharmaceutical company with a long history of developing important medicines and vaccines to address global health threats. The website targets patients, investors, researchers, and healthcare professionals, providing comprehensive information on research, products, clinical trials, sustainability, and investor relations. The company positions itself as a premier player in the healthcare industry with a strong focus on innovation and patient support. Technically, the website is built on WordPress with modern SEO and performance optimizations, including lazy loading, responsive design, and Google Tag Manager integration. The site demonstrates good digital maturity with excellent mobile optimization and accessibility features, although explicit security headers are not visibly configured in the HTML source. From a security perspective, the site enforces HTTPS and provides privacy and cookie policies with consent mechanisms, indicating good privacy compliance. However, there is no visible security policy or incident response contact information, and WHOIS data for the domain is unavailable, which slightly reduces trustworthiness. No vulnerabilities or suspicious content were detected. Overall, the website is professional, trustworthy, and well-maintained, supporting Merck's reputation as a major healthcare entity. Strategic improvements in security header implementation and transparency around security policies would further enhance the site's security posture and user trust.

The security scan identified 27 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: WordPress, Yoast SEO plugin, Google Tag Manager, Tiny Slider, JavaScript, CSS Variables Polyfill, LazyLoad images.

About this security scan

Guard performs automated security assessments of websites by analyzing SSL/TLS certificates, HTTP security headers, DNS configuration, email authentication protocols (SPF, DKIM, DMARC), GDPR compliance indicators, NIS2 directive compliance, network exposure, and AI-powered business intelligence. Each report provides domain-specific findings, risk scores, and actionable recommendations.

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Is merck.com Safe? Security Analysis for Merck & Co., Inc.

https://merck.com

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HealthcareUnited Statesenterprise
WordPressYoast SEO pluginGoogle Tag ManagerTiny SliderJavaScript+2 more
Analyzed 7/28/2025Completed 10:51:22 PM8mo ago
70
Security Score
MEDIUM RISK

Above Healthcare avg (65)

10,000+

Domains scanned

500+

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Domainmerck.com
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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

Merck & Co., Inc. is a leading research-intensive biopharmaceutical company with a long history of developing important medicines and vaccines to address global health threats. The website targets patients, investors, researchers, and healthcare professionals, providing comprehensive information on research, products, clinical trials, sustainability, and investor relations. The company positions itself as a premier player in the healthcare industry with a strong focus on innovation and patient support. Technically, the website is built on WordPress with modern SEO and performance optimizations, including lazy loading, responsive design, and Google Tag Manager integration. The site demonstrates good digital maturity with excellent mobile optimization and accessibility features, although explicit security headers are not visibly configured in the HTML source. From a security perspective, the site enforces HTTPS and provides privacy and cookie policies with consent mechanisms, indicating good privacy compliance. However, there is no visible security policy or incident response contact information, and WHOIS data for the domain is unavailable, which slightly reduces trustworthiness. No vulnerabilities or suspicious content were detected. Overall, the website is professional, trustworthy, and well-maintained, supporting Merck's reputation as a major healthcare entity. Strategic improvements in security header implementation and transparency around security policies would further enhance the site's security posture and user trust.

Detected Technologies

WordPressYoast SEO pluginGoogle Tag ManagerTiny SliderJavaScriptCSS Variables PolyfillLazyLoad images

8 urgent findings need attention

8 high

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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

3 findings

80/100

GDPR Compliance

3 findings

68/100

NIS2 Compliance

9 findings

2/100

Email Security

3 findings

85/100

🧠AI Business Intelligence

Technology stack, business insights, and market analysis powered by AI.

Business Intelligence

Market & Strategic Analysis

Merck operates in the healthcare sector as an essential entity with a global enterprise presence. Its business model centers on pharmaceutical research, vaccine development, and clinical trials, supported by patient assistance and investor relations programs. The company leverages a strong partnership ecosystem including subsidiaries like Merck Animal Health and affiliated sites for patient support and clinical trial information. The website content and structure reflect a mature organization with a focus on innovation, sustainability, and compliance. Market positioning is strong, supported by comprehensive investor information and regulatory filings. Growth indicators include active research pipelines and sustainability initiatives. The company maintains a professional digital presence with clear branding and extensive content relevant to multiple stakeholder groups.

Extracted Contact Information

Marketing Intelligence Data

Physical Addresses (1)

Security Posture Analysis

Comprehensive Security Assessment

Merck's website demonstrates a mature security posture with mandatory HTTPS encryption and privacy compliance through detailed policies and cookie consent mechanisms. The absence of explicit security headers such as Content-Security-Policy or X-Frame-Options is a minor gap that could be addressed to mitigate risks like clickjacking or cross-site scripting. No exposed sensitive data or vulnerable libraries were detected in the HTML content. The lack of a published security policy or incident response contact reduces transparency and may impact user confidence in security incident handling. Overall, the site is secure but could benefit from enhanced security best practices and formal vulnerability disclosure processes to align with industry standards and regulatory expectations.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement and enforce security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Merck & Co., Inc.

Description:

At Merck, we're following the science to tackle some of the world's greatest health threats. Get a glimpse of how we work to improve lives.

Key Services:
Pharmaceutical researchVaccine developmentClinical trialsPatient support programsInvestor relations
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
WordPressYoast SEO pluginGoogle Tag ManagerTiny SliderJavaScriptCSS Variables PolyfillLazyLoad images
Frameworks:
WordPress
Platforms:
Web
Performance:

moderate

Mobile:

excellent

Accessibility:

good

SEO:

excellent

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • Cookie consent mechanism
  • Privacy policy and terms of use clearly linked
  • No exposed sensitive data in HTML

Analytics & Tracking

Services:
Google Tag Manager
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Transparency Level:good

Website Quality Assessment

Design Quality:excellent
User Experience:excellent
Content Relevance:excellent
Navigation Clarity:excellent
Professionalism:excellent
Trustworthiness:high

Key Observations

1

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

80/100
Score

Weak Referrer-Policy configuration

LOW

Current value: "no-referrer-when-downgrade"

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

Sensitive data may be cached

LOW

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

68/100
Score

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

No Data Protection Officer mentioned

LOW

Large organizations may need to designate a DPO under GDPR

Privacy policy may not be GDPR compliant

MEDIUM

Privacy policy lacks explicit GDPR compliance elements

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy85% confidence
Contact Information Found90% confidence
phone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

2/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No security policy documentation found

HIGH

NIS2 requires documented cybersecurity governance and risk management

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No business continuity planning found

MEDIUM

NIS2 emphasizes operational resilience and business continuity

No security contact information

HIGH

NIS2 requires clear incident reporting channels

No vulnerability reporting mechanism

MEDIUM

Clear vulnerability reporting supports coordinated disclosure

No NIS2 reference found

LOW

Consider explicitly mentioning NIS2 compliance efforts

Critical sector without clear security compliance

HIGH

Detected sectors: transport, banking, health, digital

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📧Email Security

SPF, DKIM, and DMARC validation and email security assessment.

Email Security

SPF, DKIM, and DMARC validation

85/100
Score

No BIMI Record

LOW

BIMI displays brand logos in email clients

No MTA-STS Policy

MEDIUM

MTA-STS enforces TLS for email delivery

No TLS-RPT Record

LOW

TLS-RPT provides reporting for email TLS issues

SPF
Sender Policy Framework
DKIM
DomainKeys Identified Mail
DMARC
Domain-based Message Authentication
MX Records
Mail Exchange Records
BIMI
Brand Indicators
MTA-STS
Mail Transfer Agent Security
TLS-RPT
TLS Reporting
DNSSEC
DNS Security
SPF Details
Record:
v=spf1 include:spf1.merck.com include:spf2.merck.com ~all
DNS Lookups:2/10
Policy:~all
DKIM Selectors Found
Selector:k1(1296-bit rsa)
Selector:selector1(1416-bit rsa)
Selector:selector2(1416-bit rsa)
Selector:s1(1440-bit rsa)
DMARC Details
Policy:reject
Aggregate Reports:merck@rua.agari.com
Forensic Reports:merck@ruf.agari.com

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

52/100
Score

Weak Protocols Supported

HIGH

Server supports weak protocols: TLSv1.1

OCSP Stapling Not Enabled

LOW

OCSP stapling improves performance and privacy

Certificate Transparency Not Implemented

LOW

Certificate is not logged in Certificate Transparency logs

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 51 days

Weak SSL Key Length

HIGH

SSL certificate uses 256-bit key, which is considered weak

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.2TLSv1.3TLSv1.1

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

85/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

Domain Registration Details

Domain Age
32 years(mature)
Expiry Risk
low(expired)
Protection Level
strongDNSSEC OFF

DNS Records

A Records:192.0.66.119
Name Servers:
dns1.p03.nsone.net
dns2.p03.nsone.net
dns3.p03.nsone.net
dns4.p03.nsone.net
ns01.msddns.com
ns02.msddns.com
ns03.msddns.com
ns04.msddns.com
MX Records:
0: msdcloud.mail.protection.outlook.com
SOA:Serial: 1743015156, TTL: 3600s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:305ms

SPF Analysis

SPF Record:
v=spf1 include:spf1.merck.com include:spf2.merck.com ~all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

100/100
Score

Good Network Security Posture

LOW

No unnecessary services detected on common risky ports

How does merck.com compare?

See how merck.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

The website is built on a WordPress CMS platform with integration of Yoast SEO for search optimization and Google Tag Manager for analytics and tracking. It uses modern web technologies including lazy loading for images, CSS variables with polyfill support, and responsive design techniques ensuring excellent mobile usability. Performance is moderate with room for optimization in hosting and resource delivery. The site lacks explicit security headers which is a technical shortfall. Accessibility features are implemented to a good standard, and SEO metadata is comprehensive and well-structured. The technical infrastructure supports a professional and scalable web presence suitable for a global enterprise.
Professional PDF & Marketing Data

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PDF Report & Export

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39.90 €one-time • Incl. 21% VAT

Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domainmerck.com
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

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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