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Security report for 17sfc.com

一起顺风车 · Transportation · China

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

Security score

55/100

Risk levelMedium

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

一起顺风车 is a Chinese online platform specializing in connecting private car owners with passengers seeking long-distance carpool rides. The website offers a searchable database of ride listings, user account management, and community engagement through QQ groups and WeChat public accounts. It targets general users in China looking for economical and convenient transportation options. Technically, the site uses common web technologies such as jQuery, Bootstrap, and Baidu Maps API, with moderate performance and good mobile optimization. However, the absence of WHOIS registration data raises concerns about domain legitimacy and trust. Security posture is moderate with HTTPS usage but lacks important security headers and visible privacy compliance mechanisms. Overall, the site is functional and relevant to its niche but would benefit from enhanced security and compliance measures.

Scanned

NIS2 and GDPR posture

GDPR outside view
50/ 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

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 Strict-Transport-Security header

      Forces HTTPS connections

      What to do: Add "Strict-Transport-Security: max-age=31536000; includeSubDomains; preload"

      • CWE-319
      • OWASP A04:2025
      • ASVS V3.4.1
    • 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

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

Keep watching 17sfc.com

This scan found 28 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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  • 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
15
Email security
40
DNS health
60
Network security
100
GDPR outside view
50
Average
55

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 17sfc.com, from OffSeq Breach.

Total records
4
Employees
0
Customers
4
Third parties
0
Weak passwords
0%

2 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 17sfc.com.

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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

The platform operates in the transportation sector, focusing on peer-to-peer carpooling services within China. It leverages community-driven content and social media integration to build user engagement. The business model is based on providing a free information exchange platform without direct transactional services. The presence of multiple regional QQ groups and WeChat accounts indicates a strategy to foster localized user communities. The site’s ICP备案号 indicates regulatory compliance in China. However, the lack of transparent WHOIS data and limited privacy and security policies may impact user trust and growth potential. The platform appears to be a small-sized operation with a focused regional market presence.

Security posture

Security maturity is moderate. The site uses HTTPS but lacks critical security headers such as Content-Security-Policy, HSTS, and X-Frame-Options, which are essential to mitigate common web attacks. No explicit incident response or vulnerability disclosure policies are visible. Privacy compliance is minimal with no cookie consent banners or GDPR indicators, which may be acceptable given the regional focus but could pose risks if expanding internationally. The absence of WHOIS data is a notable red flag for domain legitimacy. Overall, the platform should prioritize implementing security best practices and transparent privacy policies to enhance user trust and reduce risk.

Recommendations

  1. Implement comprehensive security headers including Content-Security-Policy, HSTS, X-Frame-Options, and X-Content-Type-Options.
  2. Add visible cookie consent mechanisms and update privacy policies to reflect data collection and user rights.
  3. Conduct a WHOIS registration audit to ensure domain registration transparency and legitimacy.
  4. Establish and publish an incident response and vulnerability disclosure policy to improve security posture.
  5. Enhance accessibility features and SEO optimization to improve user experience and search engine ranking.
Site observations

Automated reading of the public site. Ratings are indicative.

Business

Company
一起顺风车
Description
车找人是专业的私家车长途拼车信息发布、查询平台,是乘客寻找长途顺风车的明智选择,乘客可以根据需求自行联系车主-一起顺风车
Key services
Long-distance carpool information publishing, Carpool information searching, User account management, Route following and notifications
Content quality
good
Branding
moderate

Technology

Stack
jQuery, Bootstrap, Baidu Maps API, Clipboard.js
Frameworks
Bootstrap
Performance
moderate
Mobile
good
Accessibility
basic
SEO
basic

Security

Observed score
50/100
Good practices seen
  • Use of HTTPS (implied by URL)
  • Input sanitization on search fields

Analytics and tracking

Services
Baidu Analytics
Tracking level
moderate
Privacy practices
basic

Advertising

Ad networks
Baidu advertising network
Tracking pixels
Baidu analytics
Marketing tools
Clipboard.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 Chinese-language carpooling platform connecting drivers and passengers for long-distance rides.
  2. Content is rich with user-generated ride listings and community engagement features.
  3. No explicit privacy or cookie banners detected, but a privacy policy page exists.
  4. No visible security headers or advanced security policies implemented.
  5. WHOIS data is missing, which is unusual and reduces domain trust.
  6. Site uses Baidu services extensively for analytics, maps, and advertising.
  7. Multiple QQ groups and WeChat public accounts are promoted for community building.
  8. No suspicious or malicious content detected.
  9. Mobile optimization is good with responsive design and viewport meta tags.
Technical notes

Notes

The website is built on a traditional web stack using jQuery and Bootstrap for UI components, with Baidu Maps API integration for geolocation and mapping services. The site loads external scripts asynchronously to improve performance. Mobile responsiveness is well addressed with viewport meta tags and CSS media queries. However, the site lacks modern security headers and advanced SEO structured data such as JSON-LD or Open Graph tags. Hosting provider details are not evident from the content. Performance is moderate with room for optimization in script loading and caching strategies. The technical debt appears manageable but modernization could improve security and user experience.
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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