vdoc.pub
E-book library. Search and download for free, instantly.
Last scanned Jul 26, 2026, 5:47 AM · 1 view
Overall score
Fair
Summary
Our website have hundred thousands of free e-books and documents for students. This website uses Google Analytics behind Cloudflare CDN. SEO is fair (65/100) and accessibility is excellent (90/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: No H1 heading found.
Our website have hundred thousands of free e-books and documents for students. All are free and downloadable.
Top issues to fix
11 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.
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.
+5 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
441 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Our website have hundred thousands of free e-books and documents for students. All are free and downloadable.
Meta tags
- Title
- E-book library. Search and download for free, instantly.
- Description
- Our website have hundred thousands of free e-books and documents for students. All are free and downloadable.
- Canonical
- https://vdoc.pub/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- vdoc.pub
- Valid from
- Jul 23, 2026
- Valid to
- Oct 21, 2026
- Days until expiry
- 84
- SAN domains
- vdoc.pub, *.vdoc.pub
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 1 · H3 3
Links
53 internal · 0 external · 20 broken
Images
19 total · 0 missing alt
Scripts / Styles
15 scripts · 4 stylesheets
JS / CSS size
231 B · 0 B
Page size
46.7 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- 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
Scan details
- Requested URL
- https://vdoc.pub
- Final URL
- https://vdoc.pub
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 441 ms
- HTML size
- 46.7 KB
- Redirect chain
- https://vdoc.pub
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does vdoc.pub use?
- vdoc.pub is built with Bootstrap, jQuery, Google Analytics, Cloudflare Analytics.
- Is vdoc.pub secure (HTTPS)?
- Yes. vdoc.pub uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 21, 2026.
- Who hosts vdoc.pub?
- Hosting provider information for vdoc.pub is not available yet.
- What is vdoc.pub's SEO score?
- vdoc.pub scored 65/100 for SEO in the latest analysis (fair).
- What is vdoc.pub's overall website score?
- vdoc.pub has an overall SiteGraph score of 79/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card