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Security report for mycasavi.com

casavi · Real Estate · Germany

Medium risk. 5 critical or high findings in Security headers, GDPR outside view and 2 other checks.

Security score

72/100

Risk levelMedium

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

Casavi operates a specialized service portal platform for real estate management, primarily targeting property managers and tenants in Germany. The platform offers user account management, ticketing, document handling, and communication tools tailored for the real estate sector. The company has an established market presence since its domain registration in 2015 and hosts its services on Amazon AWS infrastructure, leveraging modern web technologies including React and Sentry for error tracking. Technically, the website demonstrates a mature digital infrastructure with secure login forms incorporating CSRF protection and input validation. The use of HTTPS and AWS hosting ensures a reliable and secure environment. However, the absence of DNSSEC and explicit security headers such as Content-Security-Policy indicates areas for security enhancement. The website is mobile-optimized with good design quality and clear navigation, supporting a positive user experience. From a security perspective, the site maintains a good posture with encrypted connections and secure form handling but lacks publicly available security policies and incident response contacts, which are important for transparency and trust. Privacy compliance is partially met with comprehensive privacy and terms of service pages, though the lack of a cookie consent mechanism may pose GDPR compliance risks. Overall, Casavi presents a trustworthy and professional online presence with room for improvement in security transparency and privacy compliance. Strategic enhancements in security headers, cookie consent, and incident response disclosures would strengthen its security posture and regulatory adherence.

Scanned

NIS2 and GDPR posture

GDPR outside view
58/ 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
  4. DNS health

    DNS sends visitors and email to the right servers. Misconfigured records can cause outages or let someone redirect your traffic.

    • High

      Weak SPF Policy

      SPF record has permissive policy allowing any server to send email

      What to do: Use -all or ~all qualifier for better email security

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

Keep watching mycasavi.com

This scan found 19 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.

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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
67
Security headers
65
Email security
75
DNS health
65
Network security
100
GDPR outside view
58
Average
72

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

Breach exposure

Leaked credentials and lookalike domains from OffSeq Breach. The counts are free; the detailed lists are paid add-ons.

Dark web exposure

Add-on

Leaked records that mention mycasavi.com, from OffSeq Breach.

Total records
561
Employees
0
Customers
561
Third parties
0
Weak passwords
7%

135 subdomains affected

See the 10 newest leaked credentials

A one-off add-on to this report that lists the most recent identifier and password pairs OffSeq Breach holds for mycasavi.com.

Select it in the checkout above.

Breach keeps ingesting new leaks, so these numbers can grow between scans.

Technical appendix

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

Business context

Business profile

Casavi positions itself as a key SaaS provider in the German real estate service management market, offering a digital platform that streamlines communication and administrative tasks for property managers and tenants. Its business model revolves around subscription-based access to its portal services. The company benefits from a focused target audience within the real estate sector and leverages partnerships and integrations to enhance its service offerings. The platform's growth is supported by a modern tech stack and AWS hosting, enabling scalability and reliability. While the company maintains a professional brand image and consistent content, the absence of direct contact details on the login page suggests a controlled access model emphasizing registered users. Casavi's competitive advantage lies in its specialized service features tailored to real estate professionals and its established market presence since 2015.

Security posture

Casavi demonstrates a solid security foundation with HTTPS enforced across its login portal and secure form practices including CSRF tokens and input validation. The use of Sentry for error monitoring indicates proactive operational security management. However, the lack of DNSSEC and missing explicit security headers such as Content-Security-Policy and X-Frame-Options represent potential vulnerabilities that could be exploited in sophisticated attacks. The absence of publicly disclosed security policies and incident response contacts limits transparency and may hinder user trust and regulatory compliance. No exposed sensitive data or vulnerable libraries were detected in the analyzed content. Overall, the security posture is good but could be improved by implementing recommended security headers, enabling DNSSEC, and publishing clear security and incident response documentation.

Recommendations

  1. Enable DNSSEC on the domain to enhance DNS security and prevent spoofing.
  2. Implement and enforce security headers such as Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options.
  3. Add a cookie consent banner/mechanism to comply fully with GDPR requirements.
  4. Publish a detailed security policy and incident response contact information to improve transparency and trust.
  5. Regularly audit and update third-party libraries and dependencies to mitigate vulnerabilities.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
casavi
Description
Service portal platform for real estate management and communication
Key services
Service portal for real estates, User account management, Ticketing and communication, Document management
Content quality
good
Branding
consistent

Technology

Stack
React, JavaScript, Sentry, Flatpickr
Frameworks
React
Platforms
Web
Performance
moderate
Mobile
good
Accessibility
basic
SEO
basic

Security

Observed score
75/100
Good practices seen
  • HTTPS enforced
  • CSRF token present in login form
  • Password input fields with autocomplete=current-password

Analytics and tracking

Services
Sentry
Tracking level
minimal
Privacy practices
basic

Advertising

Tracking pixels
Sentry
Transparency
basic

Site quality

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

Key observations

  1. Website is a professional real estate service portal targeting German market.
  2. Content is in German with some English elements.
  3. Login form uses secure practices including CSRF token and input validation.
  4. Privacy and terms of service pages are clearly linked and comprehensive.
  5. No explicit cookie consent mechanism detected, which may be a GDPR compliance gap.
  6. No public security policy or incident response contacts found.
  7. Use of modern JavaScript frameworks and error tracking (Sentry) indicates mature technical infrastructure.
  8. No suspicious or malicious content detected.
  9. No phone numbers or direct email contacts publicly listed on login page.
  10. Hosting on AWS with multiple DNS servers but DNSSEC not enabled.
Technical notes

Notes

The website is built using React, with JavaScript bundles served from a dedicated CDN (static.mycasavi.com) hosted on AWS infrastructure. Error tracking is managed via Sentry, indicating a mature approach to monitoring. The login form includes CSRF protection and input validation patterns for email addresses, enhancing security. Performance is moderate with modern bundling but could benefit from further optimization. Mobile responsiveness is good, and accessibility features are basic but present. SEO optimization is basic, with proper meta tags but no advanced structured data or Open Graph tags detected. The domain is registered with Amazon Registrar, Inc., consistent with AWS hosting. No CMS was detected, suggesting a custom or proprietary platform. Overall, the technical implementation is solid with opportunities for performance and security header improvements.
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

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