cervantesvirtual.com
Biblioteca Virtual Miguel de Cervantes | Inicio
Last scanned Jul 25, 2026, 12:25 PM · 1 view
Overall score
Excellent
Summary
La Biblioteca Virtual Miguel de Cervantes, la primera en lengua castellana, es un fondo bibliográfico con obras de Literatura, Historia, Ciencias, etc., de libre acceso. This website uses PHP hosted on Cloudflare behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
Biblioteca Virtual Miguel de Cervantes
La Biblioteca Virtual Miguel de Cervantes, la primera en lengua castellana, es un fondo bibliográfico con obras de Literatura, Historia, Ciencias, etc., de libre acceso. Incluye trabajos de investigación, catálogo en otras lenguas y bibliotecas del mundo
- United States
- Hosted on Cloudflare
Top issues to fix
6 issues found · 2 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.
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.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
SEO
3 issue(s) found
Performance
226 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Biblioteca Virtual Miguel de Cervantes
La Biblioteca Virtual Miguel de Cervantes, la primera en lengua castellana, es un fondo bibliográfico con obras de Literatura, Historia, Ciencias, etc., de libre acceso. Incluye trabajos de investigación, catálogo en otras lenguas y bibliotecas del mundo
Meta tags
- Title
- Biblioteca Virtual Miguel de Cervantes | Inicio
- Description
- La Biblioteca Virtual Miguel de Cervantes, la primera en lengua castellana, es un fondo bibliográfico con obras de Literatura, Historia, Ciencias, etc., de libre acceso. Incluye trabajos de investigación, catálogo en otras lenguas y bibliotecas del mundo
- Canonical
- Language
- es
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.21.24.129
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- cervantesvirtual.com
- Valid from
- Jun 4, 2026
- Valid to
- Sep 2, 2026
- Days until expiry
- 38
- SAN domains
- cervantesvirtual.com, *.cervantesvirtual.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 10 · H3 12
Links
50 internal · 12 external · 0 broken
Images
7 total · 0 missing alt
Scripts / Styles
17 scripts · 2 stylesheets
JS / CSS size
355 KB · 291 KB
Page size
38.4 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 19
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- Missing canonical link
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://cervantesvirtual.com
- Final URL
- https://cervantesvirtual.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 226 ms
- HTML size
- 38.4 KB
- Redirect chain
- https://cervantesvirtual.com
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Frequently asked questions
- What technology does cervantesvirtual.com use?
- cervantesvirtual.com is built with PHP, Bootstrap, jQuery, Google Analytics, Cloudflare Analytics, Meta Pixel.
- Is cervantesvirtual.com secure (HTTPS)?
- Yes. cervantesvirtual.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 2, 2026.
- Who hosts cervantesvirtual.com?
- cervantesvirtual.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is cervantesvirtual.com's SEO score?
- cervantesvirtual.com scored 85/100 for SEO in the latest analysis (great).
- What is cervantesvirtual.com's overall website score?
- cervantesvirtual.com has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
- What company operates cervantesvirtual.com?
- cervantesvirtual.com is operated by Biblioteca Virtual Miguel de Cervantes. La Biblioteca Virtual Miguel de Cervantes, la primera en lengua castellana, es un fondo bibliográfico con obras de Literatura, Historia, Ciencias, etc., de libre acceso. Incluye trabajos de investigación, catálogo en otras lenguas y bibliotecas del mundo
OpenGraph & Twitter Card
OpenGraph
Twitter Card