book118.com
E书联盟
Last scanned Jul 25, 2026, 10:25 PM
Overall score
Fair
Summary
E书联盟提供了文档网现有的技术、业务成果，提供了一系列在线文档工具,包含有在线PDF转换成Word转换器,内容非法检测,色情检测,宗教检测,政府公文检测,垃圾检测,文�… This website uses PHP hosted on CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN. SEO is fair (60/100) and accessibility is good (80/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
E书联盟提供了文档网现有的技术、业务成果，提供了一系列在线文档工具,包含有在线PDF转换成Word转换器,内容非法检测,色情检测,宗教检测,政府公文检测,垃圾检测,文档原创度检测,文档重复检测, 标题重复检测,收录分析,排名分析,竞品分析,唯一性分析,长尾关键词推荐,文档需求挖掘,文档价格预测,智能定价,原创检测,侵权检测/通知删除,版权登记,区块链存证,论文查重,论文降重,批量去水印,洗文工具
- China
- Hosted on CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN
Top issues to fix
13 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.
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.
TLS certificate expires in 29 days
SecurityRenew soon or enable auto-renewal to avoid a browser-warning outage.
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.
+7 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
749 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Organization
Company details published in this site's own structured data.
E书联盟提供了文档网现有的技术、业务成果，提供了一系列在线文档工具,包含有在线PDF转换成Word转换器,内容非法检测,色情检测,宗教检测,政府公文检测,垃圾检测,文档原创度检测,文档重复检测, 标题重复检测,收录分析,排名分析,竞品分析,唯一性分析,长尾关键词推荐,文档需求挖掘,文档价格预测,智能定价,原创检测,侵权检测/通知删除,版权登记,区块链存证,论文查重,论文降重,批量去水印,洗文工具
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- E书联盟
- Description
- E书联盟提供了文档网现有的技术、业务成果，提供了一系列在线文档工具,包含有在线PDF转换成Word转换器,内容非法检测,色情检测,宗教检测,政府公文检测,垃圾检测,文档原创度检测,文档重复检测, 标题重复检测,收录分析,排名分析,竞品分析,唯一性分析,长尾关键词推荐,文档需求挖掘,文档价格预测,智能定价,原创检测,侵权检测/通知删除,版权登记,区块链存证,论文查重,论文降重,批量去水印,洗文工具
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN
- CDN provider
- —
- IP address
- 121.22.232.164
- ASN
- AS4837 (CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- TrustAsia Technologies, Inc.
- Subject
- *.book118.com
- Valid from
- Jul 23, 2025
- Valid to
- Aug 23, 2026
- Days until expiry
- 29
- SAN domains
- *.book118.com, book118.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 9
Links
33 internal · 50 external · 0 broken
Images
27 total · 1 missing alt
Scripts / Styles
9 scripts · 2 stylesheets
JS / CSS size
144 KB · 40.2 KB
Page size
46.4 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- 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://book118.com
- Final URL
- https://www.book118.com
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 749 ms
- HTML size
- 46.4 KB
- Redirect chain
- https://book118.com → https://www.book118.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does book118.com use?
- book118.com is built with PHP, jQuery.
- Is book118.com secure (HTTPS)?
- Yes. book118.com uses TLS 1.3 with a certificate issued by TrustAsia Technologies, Inc., valid until Aug 23, 2026.
- Who hosts book118.com?
- book118.com is hosted on CHINA169-Backbone - CHINA UNICOM China169 Backbone, CN.
- What is book118.com's SEO score?
- book118.com scored 60/100 for SEO in the latest analysis (fair).
- What is book118.com's overall website score?
- book118.com has an overall SiteGraph score of 75/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card