zs.gov.cn website report
中山市人民政府门户网站（中山市人民政府办公室）
Last scanned · 2 views
Overall score
Great
About zs.gov.cn
zs.gov.cn is a website.
Score profile
Top issues to fix
10 issues found · 3 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+4 more issues — details in the sections below.
How it compares
zs.gov.cn scores higher overall than 60% of the 163,243 sites we have scanned.
vs. All scanned sites
163,243 sitesThe dot is this site; the tick is the typical (median) score for the group. The number on the right is the percentile: the share of the group this site scores above.
Technology stack
zs.gov.cn is built with jQuery and Nginx.
Hosting & DNS
- IP address
- —
- ASN
- —
- IPv6
- Not supported
- HTTP
- HTTP/1.1
Show DNS record values
TXT record contents are not republished; only their count is shown.
Security
zs.gov.cn uses TLS 1.2 with a certificate valid for 159 more days and sets 3 of 6 recommended security headers.
Security headers3 of 6 set
- HSTSForces HTTPS
- CSPBlocks injected scripts
- X-Frame-OptionsStops clickjacking
- X-Content-TypeStops MIME sniffing
- Referrer-PolicyLimits URL leakage
- Permissions-PolicyRestricts browser features
TLS certificate
- Names covered
- 2
- Cookies set
- 1
Email security
zs.gov.cn scores F for email security, with no SPF record and no DMARC policy.
- SPFNot set
No SPF record: anyone can claim to send mail from this domain.
- DMARCNot set
No DMARC policy: forged mail is not told to be rejected.
- MTA-STSNot set
Not published; mail to this domain can be downgraded to plaintext.
- BIMINot set
Not published (optional).
Performance & carbon
zs.gov.cn scores 100/100 for performance, with an estimated load time of 0.1 s. A visit emits an estimated 0.04 g of CO2 (grade A+).
Page weight
- HTML 91.4 KB
- JavaScript 6.7 KB
- CSS 1.7 KB
- Est. load
- 138 ms
- Response
- 137 ms
- Scripts / CSS
- 21 / 5
Carbon per visitA+
0.04 g CO2 per uncached view
Estimate from the Sustainable Web Design model. HTML, JavaScript and CSS only; images, video and fonts are not measured. Treat it as a lower bound for comparing pages, not an audit.
SEO & accessibility
zs.gov.cn scores 65/100 for SEO and 95/100 for accessibility, with 6 SEO issues to fix.
Heading structure
One H1: good.
Image alt text
75 images · 0 without alt text · 0 lazy-loaded
Links
- Internal 108
- External 68
- Broken 20
SEO issues6
- Title longer than 60 characters
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues1
- Missing viewport meta tag
Technical details
Page metadata, social tags, crawl files and scan information.
Meta tags
- Title
- 中山市人民政府门户网站（中山市人民政府办公室）
- Description
- 中山市人民政府门户网站--孙中山故乡欢迎您
- Canonical
- Language
- zh-CN
- Robots meta
Crawl files
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
Structured data
No JSON-LD types declared.
- Microdata items
- 0
- RDFa items
- 0
Scan
- Final URL
- https://zs.gov.cn
- HTTP status
- 200
- Redirects
- https://zs.gov.cn
- Scanned
- Aug 24, 2026, 1:22 PM
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Frequently asked questions about zs.gov.cn
- What is zs.gov.cn?
- zs.gov.cn is a website.
- What technology does zs.gov.cn use?
- zs.gov.cn is built with jQuery and Nginx.
- Is zs.gov.cn secure?
- zs.gov.cn uses TLS 1.2 with a certificate valid for 159 more days and sets 3 of 6 recommended security headers.
- Is zs.gov.cn protected against email spoofing?
- zs.gov.cn scores F for email security, with no SPF record and no DMARC policy.
- How does zs.gov.cn compare with similar sites?
- zs.gov.cn scores higher overall than 60% of the 163,243 sites we have scanned.
- What is zs.gov.cn's overall score?
- zs.gov.cn has an overall SiteGraph score of 84/100, combining SEO (65), performance (100), security (80) and accessibility (95).
Open Graph & Twitter