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Is kotlinlang.org a Scam? Security Check Results - JetBrains

kotlinlang.org Security Report Summary

kotlinlang.org received a security score of 72 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers JetBrains's website security posture. JetBrains operates in the Technology industry in N/a.

Kotlinlang.org is the official website for the Kotlin programming language, developed and maintained by JetBrains. The site serves as a comprehensive resource for developers interested in Kotlin, offering documentation, code examples, API references, and community engagement. It positions Kotlin as a concise, multiplatform language suitable for server-side, mobile, web, and desktop applications, reflecting JetBrains' strong market presence in developer tools and programming languages. The website is professionally designed with excellent content quality and clear navigation, targeting developers and enterprises leveraging JVM and multiplatform technologies. Technically, the site employs modern web frameworks such as Next.js and React, hosted on AWS infrastructure. It integrates analytics and marketing tools like Google Tag Manager and Optimizely, alongside a cookie consent mechanism compliant with GDPR. The site demonstrates good performance, mobile optimization, and accessibility standards, reflecting a mature digital infrastructure. From a security perspective, the website enforces HTTPS with strong domain registration protections, including clientDeleteProhibited and clientTransferProhibited statuses. While DNSSEC is not enabled, the overall SSL configuration and security headers indicate a solid security posture. However, explicit security policies and incident response contacts are not publicly available, suggesting room for improvement in transparency and vulnerability management. Overall, kotlinlang.org is a trustworthy, professional, and well-maintained platform that effectively supports the Kotlin developer community. Strategic recommendations include enabling DNSSEC, publishing a dedicated security policy, and providing clear incident response contacts to enhance security transparency and compliance.

The security scan identified 26 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Next.js, React, Google Tag Manager, Optimizely, CookieHub, AWS DNS.

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 kotlinlang.org Safe? Security Analysis for JetBrains

https://kotlinlang.org

Check if kotlinlang.org is a scam or legitimate. Free security scan and reviews.

TechnologyN/alarge
Next.jsReactGoogle Tag ManagerOptimizelyCookieHub+1 more
Analyzed 11/1/2025Completed 3:32:47 PM4mo ago
72
Security Score
MEDIUM RISK

Above Technology avg (72)

10,000+

Domains scanned

500+

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Domainkotlinlang.org
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AI Summary

Kotlinlang.org is the official website for the Kotlin programming language, developed and maintained by JetBrains. The site serves as a comprehensive resource for developers interested in Kotlin, offering documentation, code examples, API references, and community engagement. It positions Kotlin as a concise, multiplatform language suitable for server-side, mobile, web, and desktop applications, reflecting JetBrains' strong market presence in developer tools and programming languages. The website is professionally designed with excellent content quality and clear navigation, targeting developers and enterprises leveraging JVM and multiplatform technologies. Technically, the site employs modern web frameworks such as Next.js and React, hosted on AWS infrastructure. It integrates analytics and marketing tools like Google Tag Manager and Optimizely, alongside a cookie consent mechanism compliant with GDPR. The site demonstrates good performance, mobile optimization, and accessibility standards, reflecting a mature digital infrastructure. From a security perspective, the website enforces HTTPS with strong domain registration protections, including clientDeleteProhibited and clientTransferProhibited statuses. While DNSSEC is not enabled, the overall SSL configuration and security headers indicate a solid security posture. However, explicit security policies and incident response contacts are not publicly available, suggesting room for improvement in transparency and vulnerability management. Overall, kotlinlang.org is a trustworthy, professional, and well-maintained platform that effectively supports the Kotlin developer community. Strategic recommendations include enabling DNSSEC, publishing a dedicated security policy, and providing clear incident response contacts to enhance security transparency and compliance.

Detected Technologies

Next.jsReactGoogle Tag ManagerOptimizelyCookieHubAWS DNS

7 urgent findings need attention

7 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

6 findings

40/100

GDPR Compliance

2 findings

83/100

NIS2 Compliance

8 findings

17/100

Email Security

5 findings

80/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Kotlinlang.org reflects JetBrains' strategic positioning as a leader in modern programming languages and developer tools. The business model centers on open-source language development supported by JetBrains' commercial ecosystem. The site targets software developers, enterprises, and educational institutions seeking efficient multiplatform development solutions. Kotlin's growing adoption in JVM and multiplatform markets is supported by rich documentation, community resources, and integration with popular frameworks like Spring and Ktor. The partnership ecosystem includes JetBrains' own services and third-party platforms. The website's content and structure indicate a focus on developer engagement and education, supporting Kotlin's market growth and competitive advantage.

Security Posture Analysis

Comprehensive Security Assessment

The security posture of kotlinlang.org is robust with mandatory HTTPS enforcement and domain registration protections that prevent unauthorized transfers or deletions. The presence of cookie consent and privacy policies aligned with GDPR indicates compliance awareness. However, the absence of explicit security policies, incident response contacts, and DNSSEC implementation are notable gaps. No vulnerabilities or exposed sensitive data were detected in the content. The use of reputable third-party services for analytics and marketing is managed with consent mechanisms. Overall, the site demonstrates a mature security culture but could benefit from enhanced transparency and DNS security measures.

Strategic Recommendations

Priority Actions for Security Improvement

1

Enable DNSSEC to strengthen DNS security and prevent spoofing.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

JetBrains

Description:

Kotlin is a concise and multiplatform programming language by JetBrains. It enables efficient coding and building of server-side, mobile, web, and desktop applications.

Key Services:
Kotlin language developmentMultiplatform supportDeveloper tools and librariesEducational resources and community engagement
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
Next.jsReactGoogle Tag ManagerOptimizelyCookieHubAWS DNS
Frameworks:
Next.js
Platforms:
Web
Performance:

fast

Mobile:

excellent

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • ClientDeleteProhibited and clientTransferProhibited domain status
  • Cookie consent mechanism implemented

Analytics & Tracking

Services:
Google Tag ManagerGoogle Analytics (implied via GTM)
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Tracking Pixels:
Optimizely
Marketing Tools:
Optimizely
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 professionally designed and well maintained.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

40/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

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

Weak Referrer-Policy configuration

LOW

Current value: "same-origin"

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

83/100
Score

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
emailphone

🛡️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

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📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

80/100
Score

No DMARC reporting

LOW

DMARC aggregate reports not configured

Strict DMARC Alignment

LOW

Strict alignment may cause legitimate emails to fail

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:_spf.google.com a:mkto-mailer.jetbrains.com -all
DNS Lookups:2/10
Policy:-all
DKIM Selectors Found
Selector:google(1296-bit rsa)
DMARC Details
Policy:reject

🏆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

90/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

Domain Registration Details

Domain Age
12 years(mature)
Expiry Risk
low(188 days)
Protection Level
moderateDNSSEC OFF

DNS Records

A Records:13.35.58.3, 13.35.58.21, 13.35.58.78, 13.35.58.20
Name Servers:
ns-1287.awsdns-32.org
ns-163.awsdns-20.com
ns-1638.awsdns-12.co.uk
ns-953.awsdns-55.net
MX Records:
10: alt3.aspmx.l.google.com
5: alt2.aspmx.l.google.com
5: alt1.aspmx.l.google.com
1: aspmx.l.google.com
10: alt4.aspmx.l.google.com
SOA:Serial: 2019052201, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:48ms

SPF Analysis

SPF Record:
v=spf1 include:_spf.google.com a:mkto-mailer.jetbrains.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 kotlinlang.org compare?

See how kotlinlang.org 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 modern technology stack including Next.js and React, ensuring server-side rendering and fast client-side interactivity. Hosting on AWS DNS infrastructure supports scalability and reliability. Integration with Google Tag Manager and Optimizely enables advanced analytics and A/B testing capabilities. The site is well-optimized for mobile devices and accessibility, with proper meta tags and SEO practices. No technical debt or deprecated libraries were detected. The code examples and playground features indicate a high level of technical sophistication aimed at developer engagement. Performance is fast with efficient resource loading and caching strategies.
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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

Domainkotlinlang.org
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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