常州市明宇钢管有限公司 is a medium-sized manufacturing company based in China, specializing in the production of cold drawn precision steel tubes, automotive precision tubes, and high-pressure oil tubes. Established in 1992, the company positions itself as an experienced regional player with a focus on quality and competitive pricing. Their website is professionally designed, mobile-optimized, and provides comprehensive product and company information primarily targeting industrial manufacturers and the automotive sector.
Technically, the website employs legacy technologies such as jQuery 1.8.3 and Swiper.js, with Baidu Analytics for user tracking. While the site is accessible and performs moderately well, the use of outdated libraries and lack of modern security headers indicate technical debt and potential security risks. The absence of a CMS or clear hosting provider details suggests a custom or less common platform.
From a security perspective, the site enforces HTTPS and uses CAPTCHA on its contact form, which are positive controls. However, the lack of security headers and the use of an outdated jQuery version expose the site to vulnerabilities. Additionally, no privacy or cookie policies are present, indicating compliance gaps with GDPR or similar regulations. The WHOIS data for the domain is missing, raising concerns about domain registration legitimacy and trustworthiness.
Overall, the website presents a professional business front with good content quality and user experience but requires improvements in security posture, privacy compliance, and domain registration transparency to enhance trust and reduce risk.
Scanned ·
NIS2 and GDPR posture
GDPR outside view
50/ 100 · Medium
Checks completed
7of 7
NIS2 Art. 21(2)
a(a) Risk analysis and security policies: Not visible from outside
b(b) Incident handling: One indicator
c(c) Business continuity, backups and crisis management: Not visible from outside
d(d) Supply chain security: Not visible from outside
e(e) Secure acquisition, development and maintenance, including vulnerability handling: Partly checked
f(f) Assessing the effectiveness of security measures: Not visible from outside
g(g) Cyber hygiene and security training: Not visible from outside
h(h) Cryptography and encryption: Partly checked
i(i) HR security, access control and asset management: One indicator
j(j) Multi-factor authentication and secured communications: Not visible from outside
Partly checked
One indicator
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.
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
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
This scan found 20 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.
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
67
Security headers
80
Email security
60
DNS health
75
Network security
100
GDPR outside view
50
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 mysteeltube.com, from OffSeq Breach.
No leaked records found
Breach holds no records for mysteeltube.com right now. New leaks arrive continuously, so monitoring on Breach alerts you if that changes.
Business context, site observations and technical notes gathered during the scan, and the standards behind each reference.
Business context
Business profile
The company operates in the manufacturing sector, focusing on steel pipe products for automotive and industrial applications. Their business model centers on direct manufacturing and sales, targeting industrial clients requiring precision steel tubes. The company leverages its 30+ years of experience as a competitive advantage. The website indicates a stable market position within the regional Chinese manufacturing industry. The presence of multiple product categories and detailed news articles suggests active marketing and customer engagement. However, the lack of social media presence and limited digital marketing tools may constrain broader market reach. The extensive list of external linked domains appears to be related to industry partners or suppliers, indicating a potentially broad partnership ecosystem. The absence of certifications or security policies on the site may impact credibility in regulated markets.
Security posture
The website demonstrates a basic security posture with HTTPS enabled and CAPTCHA protection on forms, which helps mitigate automated abuse. However, the absence of critical security headers such as Content-Security-Policy, X-Frame-Options, and X-XSS-Protection reduces defense-in-depth. The use of an outdated jQuery version (1.8.3) is a notable vulnerability, as this version is known to have multiple security issues. No explicit incident response or security contact information is provided, limiting the ability to report or respond to security incidents. Privacy and cookie policies are missing, indicating non-compliance with GDPR and other privacy regulations. The missing WHOIS data raises concerns about domain legitimacy and potential risks related to domain ownership. Overall, the security maturity is low to moderate, with clear areas for improvement.
Recommendations
Implement and enforce security headers such as Content-Security-Policy, X-Frame-Options, and X-XSS-Protection to enhance browser security.
Upgrade all third-party libraries, especially jQuery, to the latest secure versions to mitigate known vulnerabilities.
Publish comprehensive privacy and cookie policies to improve regulatory compliance and user trust.
Verify and update domain registration information to ensure transparency and legitimacy; consider using WHOIS privacy protection if justified.
Establish a clear security incident response process and provide dedicated contact channels for security issues.
Site observations
Automated reading of the public site. Ratings are indicative.
Website is fully accessible with rich content in Chinese language
No privacy or cookie policies found, indicating compliance gaps
Contact information is clearly presented including phone, email, and physical address
Use of outdated jQuery version presents security risk
No security headers detected, reducing security posture
WHOIS data missing, domain registration status unclear
Website uses Baidu Analytics for tracking
Mobile optimization is good with responsive design
No social media links detected
No explicit security or incident response policies found
Technical notes
Notes
The website uses a legacy technology stack including jQuery 1.8.3, Swiper.js for sliders, and Layer.js for UI components. Baidu Analytics is integrated for user tracking. The site is built with custom HTML and JavaScript, with no clear CMS detected. Performance is moderate with responsive design for mobile devices. SEO is supported by meta tags and Open Graph tags, but accessibility features are basic. The site lacks modern security headers and uses outdated libraries, indicating technical debt. Hosting provider details are not evident from the content. The site includes a captcha-protected contact form with client-side validation. Overall, the technical infrastructure is functional but requires modernization and security hardening.
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.
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