joplinapp.org
Joplin
Last scanned Jul 26, 2026, 11:49 AM
Overall score
Great
Summary
Joplin, the open source note-taking application. This website uses Google Analytics hosted on Fastly behind Fastly CDN. SEO is good (80/100) and accessibility is good (85/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing canonical link.
Joplin, the open source note-taking application
- United States
- Hosted on Fastly
Top issues to fix
8 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
3 issue(s) found
Performance
241 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Source: https://joplinapp.org/donate
Meta tags
- Title
- Joplin
- Description
- Joplin, the open source note-taking application
- Canonical
- Language
- en-gb
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- joplinapp.org
- Valid from
- Jun 29, 2026
- Valid to
- Sep 27, 2026
- Days until expiry
- 60
- SAN domains
- joplinapp.org, www.joplinapp.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 9 · H3 0
Links
14 internal · 27 external · 1 broken
Images
43 total · 11 missing alt
Scripts / Styles
5 scripts · 4 stylesheets
JS / CSS size
171 KB · 249 KB
Page size
34.3 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 271
SEO issues
- Missing canonical link
- No structured data (JSON-LD) found
- robots.txt not found
Accessibility issues
- More than 20% of images are missing alt text
Scan details
- Requested URL
- https://joplinapp.org
- Final URL
- https://joplinapp.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 241 ms
- HTML size
- 34.3 KB
- Redirect chain
- https://joplinapp.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does joplinapp.org use?
- joplinapp.org is built with jQuery, Google Analytics.
- Is joplinapp.org secure (HTTPS)?
- Yes. joplinapp.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 27, 2026.
- Who hosts joplinapp.org?
- joplinapp.org is hosted on Fastly, behind Fastly CDN.
- What is joplinapp.org's SEO score?
- joplinapp.org scored 80/100 for SEO in the latest analysis (great).
- What is joplinapp.org's overall website score?
- joplinapp.org has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card