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Is nextdoor.de a Scam? Security Check Results - Nextdoor Reviews

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Is nextdoor.de Safe? Security Analysis for Nextdoor

Check if nextdoor.de is a scam or legitimate. Free security scan and reviews.

TechnologyGermanylarge
React (implied by react-datepicker CSS)Google Tag ManagerGoogle Sign-InAWS CloudFront CDNPrivacy Center SDK
Analyzed 8/1/2025Completed 7:21:04 PM
72
Security Score
MEDIUM RISK

AI Summary

Nextdoor is a well-established neighborhood social networking platform that enables local communities in Germany to connect, share tips, and engage in local commerce such as buying and selling items. The website demonstrates consistent branding and a professional digital presence with localized versions for multiple countries. Technically, the site uses modern web technologies including React, AWS CloudFront CDN, Google Tag Manager, and a privacy SDK, indicating a mature and scalable infrastructure. Security posture is generally good with HTTPS enforced and use of trusted hosting, but lacks explicit security headers and published security policies. Privacy compliance is limited on the main page with no visible privacy or cookie policies, which is an area for improvement. Overall, the site is safe, professional, and trustworthy with moderate user tracking via analytics.

Detected Technologies

React (implied by react-datepicker CSS)Google Tag ManagerGoogle Sign-InAWS CloudFront CDNPrivacy Center SDK

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Nextdoor operates in the technology sector focusing on social networking for neighborhoods. Its business model centers on community engagement and local marketplace services. The company targets local residents and communities in Germany, leveraging a global brand with localized country domains. The platform's competitive advantage lies in its niche focus on neighborhoods and local interactions. The presence of Google and Facebook verification tags and social media links supports a credible and transparent brand image. No direct contact information or detailed company registration data is publicly visible on the main page, which is typical for large tech platforms relying on centralized support channels.

Security Posture Analysis

Comprehensive Security Assessment

The website enforces HTTPS and uses reputable hosting and CDN services, which provides a solid foundation for secure communications. However, the absence of explicit security headers such as Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options reduces the overall security hardening. No vulnerability disclosure or incident response information is published, which limits transparency in security management. The use of a privacy SDK suggests some attention to user consent and data protection, but the lack of visible privacy and cookie policies indicates incomplete compliance with GDPR best practices. No exposed sensitive data or vulnerable libraries were detected in the provided content.

Strategic Recommendations

Priority Actions for Security Improvement

1

Publish comprehensive privacy and cookie policies prominently linked on the website.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Nextdoor

Description:

Nextdoor is an app for neighborhoods where users can get local tips, buy and sell items, and more. It is used by many communities throughout Germany to strengthen their neighborhoods.

Key Services:
Neighborhood social networkingLocal tips sharingBuy and sell marketplace
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
React (implied by react-datepicker CSS)Google Tag ManagerGoogle Sign-InAWS CloudFront CDNPrivacy Center SDK
Frameworks:
React
Platforms:
AWS
Performance:

fast

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
80/100
Best Practices:
  • HTTPS enforced
  • Use of Google Tag Manager for analytics
  • Privacy Center SDK for consent management

Analytics & Tracking

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

Advertising & Marketing

Marketing Tools:
Privacy Center SDK
Transparency Level:basic

Website Quality Assessment

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

Key Observations

1

Website is fully accessible with no blocking or WAF challenge.

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

85/100
Score

Weak Strict-Transport-Security configuration

LOW

Current value: "max-age=0"

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

73/100
Score

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

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

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

70/100
Score

No DKIM record found

MEDIUM

DKIM adds cryptographic signatures to emails

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:nextdoor.de._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
DNS Lookups:2/10
Policy:~all
DMARC Details
Policy:reject
Aggregate Reports:dmarc_agg@vali.email
Forensic Reports:dmarc_fail@nextdoor.com

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

82/100
Score

Weak Protocols Supported

HIGH

Server supports weak protocols: TLSv1.1

Certificate Transparency Not Implemented

LOW

Certificate is not logged in Certificate Transparency logs

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 Enabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

70/100
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 Transfer Lock Not Enabled

MEDIUM

Domain can be transferred without authorization

Domain Delete Lock Not Enabled

LOW

Domain can be deleted without additional verification

Domain Registration Details

Protection Level
none
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:18.165.140.117, 18.165.140.26, 18.165.140.47, 18.165.140.70
Name Servers:
ns-1307.awsdns-35.org
ns-1664.awsdns-16.co.uk
ns-426.awsdns-53.com
ns-573.awsdns-07.net
MX Records:
10: mxb.mailgun.org
10: mxa.mailgun.org
SOA:Serial: 1, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:152ms

SPF Analysis

SPF Record:
v=spf1 include:nextdoor.de._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~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 uses a modern React-based frontend with optimized font loading and responsive design. Hosting is via AWS CloudFront CDN, ensuring fast global delivery and scalability. Google Tag Manager is used for analytics and marketing tracking, and a privacy SDK is integrated for consent management. The site is mobile optimized and includes SEO best practices such as hreflang tags for internationalization. No CMS was explicitly detected, suggesting a custom or proprietary platform. Performance is likely fast due to CDN usage and script preloading. Accessibility is basic but present, with room for improvement in ARIA roles and keyboard navigation support.
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