Skip to main content

Security report for nhacaimu88.vip

Other · Vietnam

Medium risk. 9 critical or high findings in Email security, Security headers and 2 other checks.

Security score

59/100

Risk levelMedium

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

The website nhacaimu88.vip operates as an online gambling platform primarily targeting Vietnamese users, offering casino betting, lottery, cockfighting, and sports betting services. It positions itself as a leading casino platform in Vietnam but lacks transparent business and contact information. The technical infrastructure relies on common web technologies such as jQuery, Bootstrap, and Slick Carousel, with hosting and DNS services provided by Cloudflare. The site is mobile-optimized and uses Google Tag Manager and Cloudflare Insights for analytics and tracking. Security posture is weak due to missing security headers and absence of privacy or cookie policies, which also impacts compliance with data protection regulations. The WHOIS data raises concerns due to a future domain creation date and redacted registrant details, reducing trustworthiness. Overall, the site is accessible without WAF blocking but exhibits several compliance and security gaps.

Scanned

NIS2 and GDPR posture

GDPR outside view
35/ 100 · High
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

9 findings rated critical or high. Fix these first.

  1. Email security

    SPF, DKIM and DMARC stop others sending email that looks like it comes from your domain, a common route to phishing and invoice fraud.

    • Critical

      No email authentication configured

      Domain is vulnerable to email spoofing

      What to do: Implement SPF, DKIM, and DMARC immediately

  2. 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 X-Frame-Options header

      Prevents clickjacking attacks

      What to do: Add "X-Frame-Options: DENY" or "X-Frame-Options: SAMEORIGIN"

    • 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';…

  3. GDPR outside view

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

    • High

      No Privacy Policy found

      GDPR requires a clear and accessible privacy policy

      What to do: Add a comprehensive privacy policy page and link to it prominently

    • 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

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

Keep watching nhacaimu88.vip

This scan found 26 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

€25per month

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

Email alerts on material changes and an exportable JSON history of every change.

Billed monthly to your card. Cancel anytime. The full timeline opens with your unlock code.

Full report

€39.90one-time

  • The complete analysis as a PDF you can cite
  • Email delivery with an unlock code
  • Lifetime access to this report

Prices incl. 21% VAT. Secure checkout by Mollie; sold by SEQ SIA, Latvia.

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
57
Security headers
30
Email security
60
DNS health
70
Network security
100
GDPR outside view
35
Average
59

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

The business operates in the online gambling sector, targeting adult Vietnamese users. Its business model is based on providing various gambling services including casino games, lottery, and sports betting. The site likely generates revenue through betting commissions and affiliate marketing, as indicated by automatic redirects to random URLs. The lack of clear company information and policies suggests a low level of transparency. The market positioning claims leadership in Vietnam but is unsupported by verifiable trust indicators or certifications. The use of Cloudflare and common web libraries indicates a basic but functional technical setup. No partnerships or subsidiaries are identified from the data.

Security posture

Security maturity is low. The absence of security headers such as CSP, HSTS, and X-Frame-Options exposes the site to common web vulnerabilities. No privacy or cookie policies are present, indicating poor compliance with GDPR and related regulations. The WHOIS data inconsistencies and lack of incident response contacts further weaken the security posture. Tracking scripts are present but without clear user consent mechanisms. No forms or input fields were detected to assess secure data handling. Overall, the site requires significant improvements in security best practices and compliance.

Recommendations

  1. Implement comprehensive privacy and cookie policies with clear user consent mechanisms to improve compliance.
  2. Add and configure essential security headers including Content-Security-Policy, Strict-Transport-Security, X-Frame-Options, and X-Content-Type-Options.
  3. Provide clear and verifiable contact information and incident response channels to enhance trust and security readiness.
  4. Audit and correct WHOIS registration data to ensure domain legitimacy and transparency.
  5. Conduct a full security assessment to identify and remediate potential vulnerabilities in scripts and server configuration.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Description
MU88 là nhà cái uy tín hàng đầu Việt Nam với sảnh cá cược casino, lô đề 1 ăn 99.999, đá gà, xóc đĩa, thể thao. Đăng ký mu88 tặng 158k
Key services
casino betting, lottery (lô đề), cockfighting (đá gà), xóc đĩa, sports betting
Content quality
basic
Branding
moderate

Technology

Stack
jQuery, Bootstrap 4.5.3, Slick Carousel, Google Tag Manager, Cloudflare DNS
Frameworks
Bootstrap
Performance
moderate
Mobile
good
Accessibility
basic
SEO
basic

Security

Observed score
40/100
Good practices seen
  • Domain uses HTTPS (implied by Cloudflare usage and external scripts loaded over HTTPS)
  • Domain status includes clientTransferProhibited and serverTransferProhibited

Analytics and tracking

Services
Google Tag Manager, Cloudflare Insights
Tracking level
moderate
Privacy practices
poor

Advertising

Tracking pixels
Cloudflare Insights
Transparency
poor

Site quality

Design
basic
User experience
basic
Content relevance
basic
Navigation
basic
Professionalism
basic
Trustworthiness
low

Key observations

  1. Website is an online gambling platform targeting Vietnamese users.
  2. No privacy, cookie, or terms of service policies found on the site.
  3. No contact information or forms present on the homepage.
  4. Uses common JavaScript libraries and Bootstrap for UI.
  5. No security headers detected in provided data.
  6. Domain WHOIS data suspicious due to future creation date.
  7. Content is adult-oriented due to gambling services.
  8. No WAF or blocking detected; content fully accessible.
  9. Tracking via Google Tag Manager and Cloudflare Insights present.
  10. Website redirects automatically after 2.3 seconds to a URL from random.php, indicating possible redirect to gambling sub-sites or affiliate links.
Technical notes

Notes

The website uses a standard front-end technology stack with jQuery, Bootstrap 4.5.3, and Slick Carousel for UI components. Hosting and DNS are managed via Cloudflare, providing CDN and DNS security benefits. Google Tag Manager and Cloudflare Insights are used for analytics and tracking. The site is mobile responsive with basic accessibility features. Performance is moderate with asynchronous loading of analytics scripts. However, the lack of security headers and absence of CMS or backend technology details suggest limited technical maturity. The automatic redirect via AJAX to a random URL may indicate affiliate or multi-site gambling operations, which could pose risks if not properly managed.
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

Reviews of this site

Share your experience with nhacaimu88.vip. Every review is verified by email and published after moderation.

Overall rating
Select a rating
4000 characters remaining

We’ll email you to confirm your review and keep your details private.

Community rating

No published reviews yet. Be the first to review nhacaimu88.vip.

Feedback on this report

Rate this report, add an optional comment, and tell us if you want a security specialist to follow up.

Overall report quality
Select a rating
2000 characters remaining

We only use your feedback to improve Guard reports. Contact details are never shared.