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Security report for postimg.cc

Postimages.org · Technology · N/a

Medium risk. 5 critical or high findings in Security headers, GDPR outside view and 1 other check.

Security score

67/100

Risk levelMedium

0–100, higher is better. How it is calculated

Postimages.org is a well-established free image hosting service founded in 2010, offering users the ability to upload and share images with permanent links suitable for forums, blogs, and social media. The platform supports multiple upload methods including direct upload, URL upload, and plugins for websites, complemented by a Windows application. The service targets a broad general audience including forum users and bloggers, positioning itself as a reliable and accessible image hosting provider in the technology sector. Technically, the website employs modern web technologies including HTML5, CSS, and JavaScript, with integrations of advertising and bidding libraries such as Prebid.js, Google IMA SDK, and Amazon AAX. Hosting and DNS services are managed via Cloudflare and NameCheap, ensuring good performance and uptime. The site is mobile optimized and SEO friendly, though accessibility features are basic. From a security perspective, the site enforces HTTPS and uses domain status protections like clientTransferProhibited. However, it lacks DNSSEC and explicit security headers, which are recommended to enhance domain and web application security. No critical vulnerabilities or exposed sensitive data were detected. Privacy compliance is basic; while privacy and terms of service pages exist, no cookie consent mechanism was found despite the presence of advertising scripts. Overall, Postimages.org presents a moderate risk profile with a solid business credibility and technical foundation but could improve security and privacy compliance to better protect users and enhance trust. Strategic recommendations include enabling DNSSEC, implementing security headers, and adding a cookie consent mechanism to align with GDPR and privacy best practices.

Scanned

NIS2 and GDPR posture

GDPR outside view
65/ 100 · Medium
Checks completed
7of 7

NIS2 Art. 21(2)

  1. (a) Risk analysis and security policies: Not visible from outside
  2. (b) Incident handling: One indicator
  3. (c) Business continuity, backups and crisis management: Not visible from outside
  4. (d) Supply chain security: Not visible from outside
  5. (e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
  6. (f) Assessing the effectiveness of security measures: Not visible from outside
  7. (g) Cyber hygiene and security training: Not visible from outside
  8. (h) Cryptography and encryption: Partly checked
  9. (i) HR security, access control and asset management: One indicator
  10. (j) Multi-factor authentication and secured communications: Not visible from outside

This scan rated NIS2 with an earlier keyword method that is no longer shown; rescan for the per-article view. Risk management, continuity, supply chain, training, MFA, management oversight (Art. 20) and incident reporting (Art. 23) need internal evidence, and Guard cannot tell whether NIS2 applies to this organisation.

GDPR is indicative only, based on publicly visible signals: Articles 7, 12, 13 and 32 of Regulation (EU) 2016/679 and Article 5(3) of the ePrivacy Directive. Not a certification or legal assessment.

Priority findings

5 findings rated critical or high. Fix these first.

  1. Security headers

    Security headers are instructions your web server sends to every visitor’s browser. Missing ones leave visitors more exposed to attacks such as clickjacking and injected scripts.

    • High

      Missing Content-Security-Policy header

      Controls resources the browser is allowed to load

      What to do: Implement a Content-Security-Policy appropriate for your application

      • ASVS V3.4.3
      • OWASP Secure Headers: OWASP Secure Headers Project recommends Content-Security-Policy: default-src 'self'; form-action 'self'; base-uri 'self'; object-src 'none';…

  2. GDPR outside view

    These are the privacy signals visitors and data protection authorities look for under GDPR.

    • High

      No Cookie Policy found

      GDPR requires clear information about cookie usage

      What to do: Add a dedicated cookie policy explaining cookie usage and purposes

    • High

      No Cookie Consent Banner found

      GDPR requires explicit consent for non-essential cookies

      What to do: Implement a cookie consent banner that appears on first visit

  3. SSL/TLS

    TLS encrypts the connection and proves the site is really yours. Weak or expiring certificates trigger browser warnings and put traffic at risk.

    • High

      Weak Protocols Supported

      Server supports weak protocols: TLSv1.1

      What to do: Disable TLS 1.0, TLS 1.1, and all SSL versions

      • CWE-327
      • OWASP A04:2025
      • ASVS V12.1.1
    • High

      Weak SSL Key Length

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

      What to do: Use at least 2048-bit RSA or 256-bit ECC key

      • CWE-326
      • OWASP A04:2025
      • Mozilla TLS: Mozilla Server Side TLS 6.0 intermediate: rsa_key_size 2048

Need hands-on remediation? Email guard@offseq.com

Keep watching postimg.cc

This scan found 24 issues across 6 checks. Monitoring re-runs those checks daily, emails you when something material changes and records each fix, so you can show progress.

Daily monitoring

Recommended

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  • TLS certificates and expiry
  • DNS records
  • SPF, DKIM and DMARC
  • Security headers
  • GDPR and NIS2 posture
  • Exposed services
  • Third-party trackers
  • Security score drift

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Results by check

Each check with its score, findings and the evidence it collected.

How this score is calculated

The security score runs 0–100, higher is better. It is the plain average of the security checks that completed in this scan, each counted equally. A check that could not run is left out: it counts neither as a pass nor as a fail.

Counted in this score

SSL/TLS
52
Security headers
45
Email security
70
DNS health
70
Network security
100
GDPR outside view
65
Average
67

Not counted

  • NIS2 outside view: Re-weights evidence from the TLS, email, DNS, network and hygiene checks, so counting it would count that evidence twice. Shown on its own.
  • OffSeq Observations: An AI reading of the site, useful context but not reproducible evidence. Shown on its own.

Findings that cap the score at 49

Each of these is serious on its own, so while any is present the site cannot rate better than high risk, however good the other checks are.

  • The certificate is not trusted by browsers
  • The website is not served over HTTPS
  • A database, remote desktop, file-sharing or Telnet service is reachable from the internet
  • The page loads a script from a compromised source
  • The domain registration has expired
  • SPF authorises every server to send mail as the domain

Partial scans

When the site blocks Guard or most checks cannot run, the score covers only the checks that ran (usually DNS and email), is capped at 75 and is shown as partial, without a risk level.

Risk levels

  • Critical0–25
  • High26–49
  • Medium50–75
  • Low76–100

Technical appendix

Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.

Business context

Business profile

Postimages.org operates in the competitive free image hosting market, targeting users who require easy and permanent image sharing solutions for forums, blogs, and social media. Its business model is based on free service provision supported by advertising revenue, leveraging integrations with major ad networks. The company benefits from a long domain history and consistent branding, which supports user trust. The lack of direct contact emails or phone numbers suggests a lean operational model focused on automated service delivery. Growth potential lies in expanding plugin offerings and improving user engagement through apps and integrations. The advertising ecosystem includes partnerships with Vlitag, Google, and Amazon, indicating a mature monetization strategy. However, the absence of advanced privacy and security policies may limit appeal to privacy-conscious users.

Security posture

The security posture of Postimages.org is adequate but not comprehensive. The use of HTTPS and domain transfer lock status are positive indicators. However, the absence of DNSSEC and security headers such as Content-Security-Policy or X-Frame-Options leaves the site vulnerable to certain DNS and web-based attacks. No incident response or security policy documentation is publicly available, which may impact transparency and readiness. The site does not expose sensitive data in forms and uses secure upload mechanisms. Advertising scripts are present but do not appear to introduce obvious vulnerabilities. Overall, the site should prioritize implementing DNSSEC, security headers, and publishing security policies to improve its security maturity and compliance posture.

Recommendations

  1. Enable DNSSEC on the domain to protect against DNS spoofing and enhance domain security.
  2. Implement HTTP security headers such as Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security.
  3. Add a cookie consent banner or mechanism to comply with GDPR and improve privacy transparency.
  4. Publish a formal security policy and incident response plan accessible to users and stakeholders.
  5. Enhance accessibility features to improve usability for all users and comply with accessibility standards.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
Postimages.org
Description
Provides free image upload and hosting integration for forums. Free picture hosting and photo sharing for websites and blogs.
Key services
Image upload, Image hosting, Permanent image links, Forum and website plugins, Windows App for uploads
Content quality
good
Branding
consistent

Technology

Stack
HTML5, CSS, JavaScript, Prebid.js, Google IMA SDK, Amazon AAX, Cloudflare DNS
Performance
moderate
Mobile
good
Accessibility
basic
SEO
good

Security

Observed score
70/100
Good practices seen
  • HTTPS enforced
  • clientTransferProhibited domain status

Analytics and tracking

Tracking level
minimal
Privacy practices
basic

Advertising

Ad networks
Vlitag, Google DoubleClick, Amazon AAX
Tracking pixels
Vlitag
Marketing tools
Prebid.js
Transparency
basic

Site quality

Design
good
User experience
good
Content relevance
good
Navigation
good
Professionalism
good
Trustworthiness
moderate

Key observations

  1. Website is a legitimate free image hosting service with a long operational history.
  2. No direct contact emails or phone numbers found; contact is via web form.
  3. No explicit cookie consent mechanism detected despite advertising scripts present.
  4. Advertising is integrated via multiple ad networks but no aggressive tracking detected.
  5. Security posture is adequate but could be improved with DNSSEC and security headers.
  6. No evidence of adult or questionable content; suitable for general audiences.
Technical notes

Notes

The website uses a modern and standard technology stack with HTML5, CSS, and JavaScript, including advanced advertising and bidding libraries like Prebid.js and Google IMA SDK. Hosting is supported by Cloudflare DNS and NameCheap registrar, providing reliable infrastructure. The site is mobile optimized and SEO friendly with proper meta tags and Open Graph data. Performance is moderate, with some reliance on third-party ad scripts which may impact load times. No CMS was detected, suggesting a custom or lightweight platform. Technical debt appears low but could be improved by adding security headers and optimizing advertising script loading. Overall, the technical implementation supports the business model effectively but has room for security and privacy enhancements.
Standards and sources

Reference chips under each finding point to the standard, regulation or specification the finding relates to. They are taken from the official datasets below and mapped conservatively: a finding with no defensible link shows none. NIS2 and GDPR references mark where a finding is relevant evidence, not a compliance verdict. Implementing Regulation (EU) 2024/2690 binds digital infrastructure and digital service providers; for other entities it is the most detailed public reading of the Article 21 measures. WCAG, EN 301 549, European Accessibility Act and Web Accessibility Directive references name the requirement an automated accessibility rule relates to; they are not a conformance verdict.

Retrieved 2026-10-25

Earlier scans of this domain

  1. 69/100Medium31 findingsView report
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