anton.app
ANTON - the free learning app for school
Last scanned Jul 26, 2026, 5:18 AM · 1 view
Overall score
Excellent
Summary
ANTON - the free learning app for school. This website uses Express hosted on LINK11 - Link11 GmbH, DE. SEO is good (75/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Missing canonical link.
ANTON - the free learning app for school
- Germany
- Hosted on LINK11 - Link11 GmbH, DE
Top issues to fix
3 issues found · 1 high priority
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 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.
SEO
3 issue(s) found
Performance
384 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
ANTON - the free learning app for school
Contact
Email, phone, and address published on this site's own pages.
- git@git.solocode.com
Meta tags
- Title
- ANTON - the free learning app for school
- Description
- ANTON - the free learning app for school
- Canonical
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- LINK11 - Link11 GmbH, DE
- CDN provider
- —
- IP address
- 128.65.209.25
- ASN
- AS34309 (LINK11 - Link11 GmbH, DE)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Sectigo Limited
- Subject
- *.anton.app
- Valid from
- Jan 20, 2026
- Valid to
- Feb 10, 2027
- Days until expiry
- 197
- SAN domains
- *.anton.app, anton.app
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
0 internal · 0 external · 0 broken
Images
0 total · 0 missing alt
Scripts / Styles
2 scripts · 0 stylesheets
JS / CSS size
125 KB · 1.5 KB
Page size
126 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 2
- sitemap.xml
- Found
- URLs in sitemap
- 67
SEO issues
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
Accessibility issues
- No H1 heading found
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://anton.app
- Final URL
- https://anton.app
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 382 ms
- HTML size
- 126 KB
- Redirect chain
- https://anton.app
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does anton.app use?
- anton.app is built with Express, Node.js, Nginx.
- Is anton.app secure (HTTPS)?
- Yes. anton.app uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Feb 10, 2027.
- Who hosts anton.app?
- anton.app is hosted on LINK11 - Link11 GmbH, DE.
- What is anton.app's SEO score?
- anton.app scored 75/100 for SEO in the latest analysis (fair).
- What is anton.app's overall website score?
- anton.app has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
- Is anton.app hiring?
- anton.app has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card