zngfj.cn
离心风机_轴流风机_锅炉风机_江苏中南鼓风机
Last scanned Jul 26, 2026, 1:19 PM
Overall score
Fair
Summary
江苏中南鼓风机有限公司集风机设计,销售,安装为一体的风机企业,主要生产离心风机,轴流风机,锅炉风机,高压风机等，咨询热线:0513-85564429. This website uses jQuery hosted on ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd., CN. SEO is fair (60/100) and accessibility is fair (60/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
江苏中南鼓风机有限公司集风机设计,销售,安装为一体的风机企业,主要生产离心风机,轴流风机,锅炉风机,高压风机等，咨询热线:0513-85564429.
- China
- Hosted on ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd., CN
Top issues to fix
13 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
+7 more issues — details in the sections below.
SEO
7 issue(s) found
Performance
389 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Organization
Company details published in this site's own structured data.
江苏中南鼓风机有限公司集风机设计,销售,安装为一体的风机企业,主要生产离心风机,轴流风机,锅炉风机,高压风机等，咨询热线:0513-85564429.
Contact
Email, phone, and address published on this site's own pages.
- zngfj@126.com
Meta tags
- Title
- 离心风机_轴流风机_锅炉风机_江苏中南鼓风机
- Description
- 江苏中南鼓风机有限公司集风机设计,销售,安装为一体的风机企业,主要生产离心风机,轴流风机,锅炉风机,高压风机等，咨询热线:0513-85564429.
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd., CN
- CDN provider
- —
- IP address
- 106.15.200.158
- ASN
- AS37963 (ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd., CN)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- DigiCert Inc
- Subject
- zngfj.cn
- Valid from
- Jan 20, 2026
- Valid to
- Feb 18, 2027
- Days until expiry
- 205
- SAN domains
- zngfj.cn, www.zngfj.cn
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 3 · H2 8 · H3 0
Links
31 internal · 4 external · 0 broken
Images
26 total · 18 missing alt
Scripts / Styles
7 scripts · 6 stylesheets
JS / CSS size
159 KB · 186 KB
Page size
23.8 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- Missing canonical link
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Over half of images are missing alt text
- Missing <html lang> attribute
Scan details
- Requested URL
- https://zngfj.cn
- Final URL
- https://zngfj.cn
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 389 ms
- HTML size
- 23.8 KB
- Redirect chain
- https://zngfj.cn
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does zngfj.cn use?
- zngfj.cn is built with jQuery.
- Is zngfj.cn secure (HTTPS)?
- Yes. zngfj.cn uses TLS 1.2 with a certificate issued by DigiCert Inc, valid until Feb 18, 2027.
- Who hosts zngfj.cn?
- zngfj.cn is hosted on ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd., CN.
- What is zngfj.cn's SEO score?
- zngfj.cn scored 60/100 for SEO in the latest analysis (fair).
- What is zngfj.cn's overall website score?
- zngfj.cn has an overall SiteGraph score of 74/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card