china-ef.com
网站维护中
Last scanned Jul 26, 2026, 3:19 PM · 2 views
Overall score
Fair
Summary
网站维护中. This website uses Nginx. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores fair (50/100) and performance excellent (100/100). Top issue: Missing canonical link.
网站维护中
Top issues to fix
6 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
SEO
5 issue(s) found
Performance
572 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
网站维护中
Meta tags
- Title
- 网站维护中
- Description
- 网站维护中
- Canonical
- Language
- zh-CN
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no
- Robots meta
- noindex, nofollow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- 103.186.85.20
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- todayonhistory.com
- Valid from
- Jul 11, 2026
- Valid to
- Oct 9, 2026
- Days until expiry
- 72
- SAN domains
- todayonhistory.com, top.todayonhistory.com, www.todayonhistory.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 0 · H3 0
Links
0 internal · 0 external · 0 broken
Images
0 total · 0 missing alt
Scripts / Styles
1 scripts · 0 stylesheets
JS / CSS size
190 B · 2.7 KB
Page size
4.5 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://china-ef.com
- Final URL
- https://china-ef.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 572 ms
- HTML size
- 4.5 KB
- Redirect chain
- https://china-ef.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does china-ef.com use?
- china-ef.com is built with Nginx.
- Is china-ef.com secure (HTTPS)?
- Yes. china-ef.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 9, 2026.
- Who hosts china-ef.com?
- Hosting provider information for china-ef.com is not available yet.
- What is china-ef.com's SEO score?
- china-ef.com scored 70/100 for SEO in the latest analysis (fair).
- What is china-ef.com's overall website score?
- china-ef.com has an overall SiteGraph score of 79/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card