penguinlibros.com
Penguin Libros - Comprar libros online, ebook y audiolibros
Last scanned Aug 2, 2026, 6:00 PM · 8 views
Overall score
Great
Summary
Empieza a leer los mejores libros, ebooks y audiolibros en Penguin Libros. This website uses Nginx. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance fair (60/100). Top issue: Missing canonical link.
PenguinLibros
Empieza a leer los mejores libros, ebooks y audiolibros en Penguin Libros. Compra tus libros online ahora. ¡Visítanos!
Top issues to fix
7 issues found · 1 high priority
Slow estimated load (6.9s)
PerformanceUse a CDN, enable caching/compression, and cut render-blocking assets — every extra second costs conversions.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
6 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
3 issue(s) found
Performance
6.88 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 26, 2026
- Overall
- 83
- SEO
- 85
- Security
- 90
- Performance
- 60
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
PenguinLibros
Empieza a leer los mejores libros, ebooks y audiolibros en Penguin Libros. Compra tus libros online ahora. ¡Visítanos!
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Penguin Libros - Comprar libros online, ebook y audiolibros
- Description
- Empieza a leer los mejores libros, ebooks y audiolibros en Penguin Libros. Compra tus libros online ahora. ¡Visítanos!
- Canonical
- Language
- es
- Charset
- utf-8
- Viewport
- initial-scale=1,user-scalable=no,maximum-scale=1,width=device-width
- Robots meta
- index, follow
- Manifest
- https://www.penguinlibros.com/manifest.json
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 1.3
- Issuer
- GoDaddy.com, Inc.
- Subject
- penguinlibros.com
- Valid from
- Sep 8, 2025
- Valid to
- Oct 10, 2026
- Days until expiry
- 68
- SAN domains
- penguinlibros.com, www.penguinlibros.com, comicbarcelona.penguinlibros.com, ssto1stqa.penguinlibros.com, www.penguinllibres.com, penguinlivros.pt, penguinllibres.com, ssto1st.penguinlibros.com, santjordi.penguinllibres.com, ferialibromadrid.penguinlibros.com, www.penguinlivros.pt
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 9 cookie(s) observed
Content & assets
Headings
H1 1 · H2 9 · H3 2
Links
307 internal · 15 external · 20 broken
Images
248 total · 17 missing alt
Scripts / Styles
26 scripts · 2 stylesheets
JS / CSS size
43.0 KB · 67.0 KB
Page size
1.1 MB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://penguinlibros.com
- Final URL
- https://www.penguinlibros.com/es/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 6.86 s
- HTML size
- 1.1 MB
- Redirect chain
- https://penguinlibros.com → https://www.penguinlibros.com/ → https://www.penguinlibros.com/es/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does penguinlibros.com use?
- penguinlibros.com is built with PHP, Nginx.
- Is penguinlibros.com secure (HTTPS)?
- Yes. penguinlibros.com uses TLS 1.3 with a certificate issued by GoDaddy.com, Inc., valid until Oct 10, 2026.
- Who hosts penguinlibros.com?
- Hosting provider information for penguinlibros.com is not available yet.
- What is penguinlibros.com's SEO score?
- penguinlibros.com scored 85/100 for SEO in the latest analysis (great).
- What is penguinlibros.com's overall website score?
- penguinlibros.com has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
- What company operates penguinlibros.com?
- penguinlibros.com is operated by PenguinLibros. Empieza a leer los mejores libros, ebooks y audiolibros en Penguin Libros. Compra tus libros online ahora. ¡Visítanos!
- Has penguinlibros.com's score changed over time?
- penguinlibros.com's overall score has stayed steady at 83/100 since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card