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SGSiteGraph

bookschina.com

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Last scanned Jul 26, 2026, 5:47 AM

83

Overall score

Great

Summary

��ͼ�����������꣬������1998�꣬ͨ�������Ƽ��������顢�����š���ɫר������Ŀ�����ִ������������Ϊ�����ṩ�������������������鼮���ǰ����˵�����ʥ�ء�. This website uses Nginx hosted on CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation, CN. SEO is fair (65/100) 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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China
Hosted on CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation, CN

Top issues to fix

8 issues found · 2 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • No H1 heading found

    SEO

    Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • Missing OpenGraph tags

    SEO

    Add og:title/og:description/og:image so shared links render a proper preview card.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

+2 more issues — details in the sections below.

65

SEO

5 issue(s) found

100

Performance

382 ms

90

Security

HTTPS & header checks

80

Accessibility

2 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

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

OpenGraph & Twitter Card

OpenGraph

og:title
og:description
og:type
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

CDN provider
IP address
59.151.36.162
ASN
AS23724 (CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation, CN)

DNS records

TypeValue
A
  • 59.151.36.162
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

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
74
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

693 internal · 23 external · 1 broken

Images

439 total · 8 missing alt

Scripts / Styles

23 scripts · 4 stylesheets

JS / CSS size

196 KB · 83.0 KB

Page size

298 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
22
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
  • 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
376 ms
HTML size
298 KB
Redirect chain
https://bookschina.com → https://www.bookschina.com/

See something wrong on this report? Request a correction

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?
bookschina.com is hosted on CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation, CN.
What is bookschina.com's SEO score?
bookschina.com scored 65/100 for SEO in the latest analysis (fair).
What is bookschina.com's overall website score?
bookschina.com has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.