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Is c.im a Scam? Security Check Results - C.IM

c.im Security Report Summary

c.im received a security score of 74 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers C.IM's website security posture. C.IM operates in the Technology industry in Eu.

C.IM operates as an independent Mastodon server hosted in the EU, targeting open-minded English-speaking users interested in federated social networking. The platform offers trending posts, profile directories, and live feeds, positioning itself as a niche social network within the broader Mastodon ecosystem. The website is well-branded and consistent, with clear business focus and active user engagement indicators. Technically, the site leverages modern web technologies including React and ES modules, with Cloudflare DNS and hosting infrastructure. The site is mobile-optimized and performs moderately well, with good SEO and accessibility basics. Security is robust with HTTPS enforced and script integrity checks, though explicit security headers and cookie consent mechanisms are absent. From a security perspective, the site shows good practices but lacks published security policies or incident response contacts. No vulnerabilities or exposed sensitive data were detected. Privacy compliance is adequate with privacy and terms pages present, but cookie consent is missing despite EU hosting. Overall, C.IM presents a trustworthy and professional social networking platform with solid technical foundations and a clear business model. Strategic improvements in security policy transparency and privacy mechanisms would enhance compliance and user trust.

The security scan identified 22 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Mastodon 4.4.2, React, JavaScript ES Modules, Cloudflare 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 c.im Safe? Security Analysis for C.IM

https://c.im

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TechnologyEusmall
Mastodon 4.4.2ReactJavaScript ES ModulesCloudflare DNS
Analyzed 7/28/2025Completed 1:28:24 AM8mo ago
74
Security Score
MEDIUM RISK

Above Technology avg (72)

10,000+

Domains scanned

500+

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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

C.IM operates as an independent Mastodon server hosted in the EU, targeting open-minded English-speaking users interested in federated social networking. The platform offers trending posts, profile directories, and live feeds, positioning itself as a niche social network within the broader Mastodon ecosystem. The website is well-branded and consistent, with clear business focus and active user engagement indicators. Technically, the site leverages modern web technologies including React and ES modules, with Cloudflare DNS and hosting infrastructure. The site is mobile-optimized and performs moderately well, with good SEO and accessibility basics. Security is robust with HTTPS enforced and script integrity checks, though explicit security headers and cookie consent mechanisms are absent. From a security perspective, the site shows good practices but lacks published security policies or incident response contacts. No vulnerabilities or exposed sensitive data were detected. Privacy compliance is adequate with privacy and terms pages present, but cookie consent is missing despite EU hosting. Overall, C.IM presents a trustworthy and professional social networking platform with solid technical foundations and a clear business model. Strategic improvements in security policy transparency and privacy mechanisms would enhance compliance and user trust.

Detected Technologies

Mastodon 4.4.2ReactJavaScript ES ModulesCloudflare DNS

6 urgent findings need attention

6 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

58/100

NIS2 Compliance

7 findings

27/100

Email Security

3 findings

85/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

C.IM is positioned as a small but important player in the federated social networking space, focusing on English-speaking users within the EU. Its business model revolves around hosting a Mastodon instance, providing social networking services without ads or algorithms. The platform benefits from open source technology and community trust signals such as verified admin accounts and active user statistics. Revenue streams are not explicit but likely based on donations or community support. The target audience is niche but engaged, with potential for growth in federated social media adoption. Partnerships or subsidiaries are not evident, indicating an independent operation.

Security Posture Analysis

Comprehensive Security Assessment

The security posture of C.IM is solid with HTTPS enforced and use of modern web standards including script integrity attributes. However, the absence of explicit security headers like Content Security Policy, HSTS, and X-Frame-Options is a gap. No incident response or security policy pages are published, which limits transparency. No vulnerabilities or sensitive data exposure were found in the HTML content. Privacy compliance is partially addressed with privacy and terms pages but lacks cookie consent mechanisms. Overall, the site demonstrates good baseline security but could improve in policy transparency and header hardening.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement and publish a comprehensive security policy and incident response plan accessible on the website.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

C.IM

Description:

C.IM is an independent, EU-hosted Mastodon server for open-minded, English-speaking users across the fediverse.

Key Services:
Mastodon social networkingProfile directoryTrending posts exploration
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
Mastodon 4.4.2ReactJavaScript ES ModulesCloudflare DNS
Frameworks:
React
Platforms:
Fediverse (Mastodon)
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • No exposed sensitive data in HTML
  • Use of integrity attributes on scripts and stylesheets

Analytics & Tracking

Tracking Level:minimal
Privacy Compliance:good

Advertising & Marketing

Transparency Level:poor

Website Quality Assessment

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

Key Observations

1

Website is a Mastodon instance focused on English-speaking users.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

80/100
Score

Weak X-XSS-Protection configuration

LOW

Current value: "0"

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

58/100
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

Privacy policy may not be GDPR compliant

MEDIUM

Privacy policy lacks explicit GDPR compliance elements

GDPR Compliance Analysis

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

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

27/100
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 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

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 mx include:_spf.c.im include:eu.mailgun.org include:spf.mtasv.net include:amazonses.com -all
DNS Lookups:5/10
Policy:-all
DKIM Selectors Found
Selector:dkim(1296-bit rsa)
DMARC Details
Policy:reject
Aggregate Reports:c7ffc75f3ee54e8581f425eb2577812e@dmarc-reports.cloudflare.net

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

75/100
Score

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 80 days

Weak SSL Key Length

HIGH

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

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:c.im
Issuer:WE1
Valid Until:10/16/2025 (80 days)
SANs:c.im, *.c.im

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

Expiry Risk
low(expired)

DNS Records

A Records:172.67.69.100, 104.26.6.33, 104.26.7.33
AAAA Records:2606:4700:20::ac43:4564, 2606:4700:20::681a:721, 2606:4700:20::681a:621
Name Servers:
aisha.ns.cloudflare.comDNS only
aisha.ns.cloudflare.com.WHOIS only
chase.ns.cloudflare.comDNS only
chase.ns.cloudflare.com.WHOIS only
MX Records:
1: mail.c.im
SOA:Serial: 2378474360, TTL: 1800s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:86ms

SPF Analysis

SPF Record:
v=spf1 mx include:_spf.c.im include:eu.mailgun.org include:spf.mtasv.net include:amazonses.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 c.im compare?

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🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website is built on Mastodon version 4.4.2, utilizing React and modern JavaScript ES modules. It uses Cloudflare for DNS and likely CDN services, contributing to good performance and availability. The site includes integrity attributes on scripts and stylesheets, enhancing security. Mobile optimization is good with responsive design and viewport meta tags. SEO is supported by proper meta tags and Open Graph data. Accessibility is basic but present. No CMS detected beyond Mastodon’s own platform. Performance is moderate, with potential improvements in asset loading and caching strategies.
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Marketing Intelligence

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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

Domainc.im
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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