fbreader.org
Favourite Book Reader – FBReader
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Excellent
Summary
An ePub reader supporting Readium LCP DRM. This website uses jQuery hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG. SEO is good (80/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: No H1 heading found.
An ePub reader supporting Readium LCP DRM. Also opens fb2 and other formats. Free, fast, configurable. Network book sources, custom OPDS, cloud sync.
- United States
- Hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG
Top issues to fix
4 issues found · 2 high priority
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.
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.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
SEO
2 issue(s) found
Performance
153 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
An ePub reader supporting Readium LCP DRM. Also opens fb2 and other formats. Free, fast, configurable. Network book sources, custom OPDS, cloud sync.
Contact
Email, phone, and address published on this site's own pages.
Source: https://fbreader.org/support
Meta tags
- Title
- Favourite Book Reader – FBReader
- Description
- An ePub reader supporting Readium LCP DRM. Also opens fb2 and other formats. Free, fast, configurable. Network book sources, custom OPDS, cloud sync.
- Canonical
- https://fbreader.org/en
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AKAMAI-LINODE-AP - Akamai Connected Cloud, SG
- CDN provider
- —
- IP address
- 178.79.155.99
- ASN
- AS63949 (AKAMAI-LINODE-AP - Akamai Connected Cloud, SG)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Let's Encrypt
- Subject
- fbreader.org
- Valid from
- Jul 12, 2026
- Valid to
- Oct 10, 2026
- Days until expiry
- 46
- SAN domains
- fbreader.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 2 · H3 0
Links
42 internal · 18 external · 0 broken
Images
21 total · 0 missing alt
Scripts / Styles
3 scripts · 2 stylesheets
JS / CSS size
134 KB · 194 KB
Page size
35.7 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 150
SEO issues
- No H1 heading found
- No structured data (JSON-LD) found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://fbreader.org
- Final URL
- https://fbreader.org
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 153 ms
- HTML size
- 35.7 KB
- Redirect chain
- https://fbreader.org
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Frequently asked questions
- What technology does fbreader.org use?
- fbreader.org is built with Django, jQuery.
- Is fbreader.org secure (HTTPS)?
- Yes. fbreader.org uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Oct 10, 2026.
- Who hosts fbreader.org?
- fbreader.org is hosted on AKAMAI-LINODE-AP - Akamai Connected Cloud, SG.
- What is fbreader.org's SEO score?
- fbreader.org scored 80/100 for SEO in the latest analysis (great).
- What is fbreader.org's overall website score?
- fbreader.org has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card