coredump.ch
Coredump – Hacker- und Makerspace in Rapperswil-Jona
Last scanned Jul 26, 2026, 1:49 PM · 1 view
Overall score
Great
Summary
This website uses WordPress hosted on NINE - Nine Internet Solutions AG, CH. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance excellent (90/100). Top issue: Missing meta description.
- Switzerland
- Hosted on NINE - Nine Internet Solutions AG, CH
Top issues to fix
6 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.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
SEO
4 issue(s) found
Performance
647 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Meta tags
- Title
- Coredump – Hacker- und Makerspace in Rapperswil-Jona
- Description
- Canonical
- https://www.coredump.ch/
- Language
- de-CH
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- max-image-preview:large
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- NINE - Nine Internet Solutions AG, CH
- CDN provider
- —
- IP address
- 94.230.210.85
- ASN
- AS29691 (NINE - Nine Internet Solutions AG, CH)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- coredump.ch
- Valid from
- Jun 14, 2026
- Valid to
- Sep 12, 2026
- Days until expiry
- 45
- SAN domains
- coredump.ch, www.coredump.ch
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 3 · H2 7 · H3 3
Links
30 internal · 15 external · 0 broken
Images
14 total · 0 missing alt
Scripts / Styles
28 scripts · 18 stylesheets
JS / CSS size
836 KB · 936 KB
Page size
133 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 3
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Missing meta description
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://coredump.ch
- Final URL
- https://www.coredump.ch/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 645 ms
- HTML size
- 133 KB
- Redirect chain
- https://coredump.ch → https://www.coredump.ch/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does coredump.ch use?
- coredump.ch is built with PHP, WordPress, WooCommerce, jQuery, Nginx.
- Is coredump.ch secure (HTTPS)?
- Yes. coredump.ch uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 12, 2026.
- Who hosts coredump.ch?
- coredump.ch is hosted on NINE - Nine Internet Solutions AG, CH.
- What is coredump.ch's SEO score?
- coredump.ch scored 70/100 for SEO in the latest analysis (fair).
- What is coredump.ch's overall website score?
- coredump.ch has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card