bookschina.com
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Last scanned Aug 5, 2026, 4:00 PM · 12 views
Overall score
Great
Summary
��ͼ�����������꣬������1998�꣬ͨ�������Ƽ��������顢�����š���ɫר������Ŀ�����ִ������������Ϊ�����ṩ�������������������鼮���ǰ����˵�����ʥ�ء�. This website uses Nginx. SEO is fair (60/100) and accessibility is good (80/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing canonical link.
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Top issues to fix
9 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.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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.
+3 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
765 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Score history
-1 overall since Jul 26, 2026
- Overall
- 82
- SEO
- 60
- Security
- 90
- Performance
- 100
- Accessibility
- 80
Organization
Company details published in this site's own structured data.
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Meta tags
- Title
- ��ͼ�����������꣬β����ɫ���꣬5�����ؼ�������2�ۣ�
- Description
- ��ͼ�����������꣬������1998�꣬ͨ�������Ƽ��������顢�����š���ɫר������Ŀ�����ִ������������Ϊ�����ṩ�������������������鼮���ǰ����˵�����ʥ�ء�
- Canonical
- Language
- Charset
- gb2312
- Viewport
- width=1200
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- WoTrus CA Limited
- Subject
- *.bookschina.com
- Valid from
- Mar 26, 2026
- Valid to
- Oct 10, 2026
- Days until expiry
- 66
- SAN domains
- *.bookschina.com, bookschina.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 11 · H3 263
Links
690 internal · 23 external · 20 broken
Images
439 total · 8 missing alt
Scripts / Styles
23 scripts · 4 stylesheets
JS / CSS size
9.8 KB · 0 B
Page size
298 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 H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
- Missing <html lang> attribute
Scan details
- Requested URL
- https://bookschina.com
- Final URL
- https://www.bookschina.com/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 759 ms
- HTML size
- 298 KB
- Redirect chain
- https://bookschina.com → https://www.bookschina.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does bookschina.com use?
- bookschina.com is built with jQuery, Nginx.
- Is bookschina.com secure (HTTPS)?
- Yes. bookschina.com uses TLS 1.2 with a certificate issued by WoTrus CA Limited, valid until Oct 10, 2026.
- Who hosts bookschina.com?
- Hosting provider information for bookschina.com is not available yet.
- What is bookschina.com's SEO score?
- bookschina.com scored 60/100 for SEO in the latest analysis (fair).
- What is bookschina.com's overall website score?
- bookschina.com has an overall SiteGraph score of 82/100, combining SEO, performance, security, and accessibility.
- Has bookschina.com's score changed over time?
- bookschina.com's overall score has declined by 1 point (from 83 to 82) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card