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Is posthog.com a Scam? Security Check Results - PostHog Reviews

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Is posthog.com Safe? Security Analysis for PostHog

Check if posthog.com is a scam or legitimate. Free security scan and reviews.

TechnologyN/amedium
JavaScriptReactGatsbyCloudflareAmazon Registrar+1 more
Analyzed 9/4/2025Completed 11:27:04 AM
68
Security Score
MEDIUM RISK

AI Summary

PostHog is a technology company founded in 2020 that offers an all-in-one platform tailored for developers to build successful products. Their platform integrates product analytics, feature flags, session replays, experiments, and surveys, positioning them as a niche leader in developer-focused product analytics and experimentation. The website reflects a modern SaaS business model targeting developer and product teams, with a strong emphasis on developer usability and comprehensive product insights. Technically, the website is built using modern frameworks such as Gatsby and React, hosted via Cloudflare with Amazon Registrar as the domain registrar. The site demonstrates excellent performance, mobile optimization, and SEO practices. The use of PostHog's own analytics platform for tracking and session recording indicates a mature digital infrastructure and self-reliance on proprietary tools. From a security perspective, the website enforces HTTPS, implements key security headers, and uses secure cookie persistence with input masking for session recordings. However, there is room for improvement by enabling DNSSEC, publishing a dedicated security policy, and providing explicit incident response contacts. No critical vulnerabilities or exposed sensitive data were detected. Overall, PostHog's website presents a professional, trustworthy, and secure digital presence aligned with its business goals. The domain registration is consistent with the company's founding date, and privacy policies are comprehensive and GDPR compliant. The absence of phone contact is noted but compensated by clear email and form-based communication channels.

Detected Technologies

JavaScriptReactGatsbyCloudflareAmazon RegistrarPostHog analytics

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

PostHog operates in the technology sector, focusing on developer-centric product analytics and feature management. Their competitive advantage lies in offering an integrated platform that combines analytics, feature flags, session replays, and experimentation, which appeals to developer teams seeking comprehensive product insights. The business model is SaaS-based, generating revenue through subscriptions. Target customers include software developers, product managers, and tech companies. The company shows growth potential through its specialized offerings and developer community engagement. Partnerships and integrations with cloud and CDN providers enhance their ecosystem. Strategic observations include the importance of expanding incident response transparency and enhancing security disclosures to build further trust.

Extracted Contact Information

Marketing Intelligence Data

Email Addresses (2)

s*****@posthog.com
s*****@posthog.com

Security Posture Analysis

Comprehensive Security Assessment

The website exhibits a strong security posture with HTTPS enforcement, robust security headers, and secure session recording practices including input masking. The use of clientDeleteProhibited and clientTransferProhibited domain statuses further secures the domain from unauthorized changes. However, the lack of a published security policy, incident response contacts, and vulnerability disclosure mechanisms represents gaps in transparency and readiness. No vulnerable libraries or exposed sensitive data were identified. Compliance with GDPR is indicated through privacy policies and cookie consent mechanisms. The security culture appears proactive but could benefit from formalizing incident response and disclosure processes.

Strategic Recommendations

Priority Actions for Security Improvement

1

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

Company:

PostHog

Description:

PostHog is the only all-in-one platform for product analytics, feature flags, session replays, experiments, and surveys that's built for developers.

Key Services:
product analyticsfeature flagssession replaysexperimentssurveys
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
JavaScriptReactGatsbyCloudflareAmazon RegistrarPostHog analytics
Frameworks:
Gatsby
Platforms:
Web
Performance:

fast

Mobile:

excellent

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • Content Security Policy implemented
  • Secure cookie persistence
  • Session recording with input masking

Analytics & Tracking

Services:
PostHog
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Tracking Pixels:
PostHog analytics
Marketing Tools:
PostHog analytics
Transparency Level:basic

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 no blocking or WAF challenges.

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

30/100
Score

Missing X-Frame-Options header

HIGH

Prevents clickjacking attacks

Missing X-Content-Type-Options header

MEDIUM

Prevents MIME type sniffing

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing X-XSS-Protection header

MEDIUM

Legacy XSS protection (deprecated but still recommended)

Missing Referrer-Policy header

LOW

Controls referrer information sent with requests

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

70/100
Score

No Cookie Policy found

HIGH

GDPR requires clear information about cookie usage

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy0% confidence
Contact Information Found90% confidence
phone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

17/100
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

📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

93/100
Score

Complex SPF record

LOW

Too many include statements can cause lookup limits

No BIMI Record

LOW

BIMI displays brand logos in email clients

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:_spf.google.com include:mail.zendesk.com include:servers.mcsv.net include:mcsv.net include:spf.mandrillapp.com include:spf.mailjet.com -all
DNS Lookups:6/10
Policy:-all
DKIM Selectors Found
Selector:google(1416-bit rsa)
Selector:k2(1416-bit rsa)
DMARC Details
Policy:quarantine
Subdomain Policy:reject
Aggregate Reports:5c3ccb30d9f64b7583f458d746bd9d5a@dmarc-reports.cloudflare.net
MTA-STS Details
Mode:enforce
Max Age:7 days

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

62/100
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 36 days

Mixed Content Detected

MEDIUM

1 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.3TLSv1.2TLSv1.1

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
5 years(mature)
Expiry Risk
low(139 days)
Protection Level
strongDNSSEC OFF

DNS Records

A Records:216.150.1.1
Name Servers:
julissa.ns.cloudflare.com
rory.ns.cloudflare.com
MX Records:
10: alt4.aspmx.l.google.com
5: alt2.aspmx.l.google.com
5: alt1.aspmx.l.google.com
10: alt3.aspmx.l.google.com
1: aspmx.l.google.com
SOA:Serial: 2382325770, TTL: 1800s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:30ms

SPF Analysis

SPF Record:
v=spf1 include:_spf.google.com include:mail.zendesk.com include:servers.mcsv.net include:mcsv.net include:spf.mandrillapp.com include:spf.mailjet.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

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website is built on a modern technology stack including React and Gatsby, ensuring fast loading times and excellent mobile responsiveness. Hosting via Cloudflare provides CDN and security benefits. The site uses PostHog's own analytics platform for data collection and session replay, demonstrating technical maturity and self-sufficiency. SEO and accessibility are well addressed with proper meta tags and responsive design. No significant technical debt or performance bottlenecks were detected. Opportunities exist to enhance DNS security and formalize security-related disclosures to reduce technical risks.
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