What technology does zhdk.ch use?

zhdk.ch is built with Astro, PHP, Apache.

Is zhdk.ch secure (HTTPS)?

Yes. zhdk.ch uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 7, 2026.

Hosting provider information for zhdk.ch is not available yet.

What is zhdk.ch's SEO score?

zhdk.ch scored 85/100 for SEO in the latest analysis (great).

What is zhdk.ch's overall website score?

zhdk.ch has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.

Has zhdk.ch's score changed over time?

zhdk.ch's overall score has improved by 3 points (from 85 to 88) since Jul 26, 2026.

zhdk.ch

Zürcher Hochschule der Künste | ZHdK.ch

Last scanned Aug 5, 2026, 4:00 PM · 13 views

Overall score

Great

Summary

Das Programm der ZHdK umfasst die Bereiche Art Education, Cultural Critique, Design, Film, Fine Arts, Musik, Tanz, Theater und Transdisziplinarität. This website uses PHP. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Missing canonical link.

Zürcher Hochschule der Künste

Das Programm der ZHdK umfasst die Bereiche Art Education, Cultural Critique, Design, Film, Fine Arts, Musik, Tanz, Theater und Transdisziplinarität.

Top issues to fix

5 issues found · 1 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing canonical link
SEO
Add <link rel="canonical"> so search engines know which URL variant to index.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEO
Fix or remove broken links — they waste crawl budget and erode user trust.

SEO

3 issue(s) found

Performance

588 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+3 overall since Jul 26, 2026

Overall: 88
SEO: 85
Security: 90
Performance: 80
Accessibility: 100

Organization

Company details published in this site's own structured data.

Zürcher Hochschule der Künste

Das Programm der ZHdK umfasst die Bereiche Art Education, Cultural Critique, Design, Film, Fine Arts, Musik, Tanz, Theater und Transdisziplinarität.

Contact

Email, phone, and address published on this site's own pages.

Email: info@tiar.ch

Meta tags

Title: Zürcher Hochschule der Künste | ZHdK.ch
Description: Das Programm der ZHdK umfasst die Bereiche Art Education, Cultural Critique, Design, Film, Fine Arts, Musik, Tanz, Theater und Transdisziplinarität.
Canonical
Language: de
Charset: utf-8
Viewport: width=device-width, initial-scale=1.0
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

Astro PHP Apache

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: Let's Encrypt
Subject: www.zhdk.ch
Valid from: Jul 9, 2026
Valid to: Oct 7, 2026
Days until expiry: 63
SAN domains: www.zhdk.ch

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyEnabled
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 4 · H3 0

Links

21 internal · 0 external · 20 broken

Images

13 total · 0 missing alt

Scripts / Styles

10 scripts · 2 stylesheets

JS / CSS size

8.5 KB · 59 B

Page size

1.3 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

Scan details

Requested URL: https://zhdk.ch
Final URL: https://www.zhdk.ch/
HTTP status: 200
HTTP version: HTTP/2
Response time: 562 ms
HTML size: 1.3 MB
Redirect chain: https://zhdk.ch → https://www.zhdk.ch/

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Frequently asked questions

What technology does zhdk.ch use?: zhdk.ch is built with Astro, PHP, Apache.
Is zhdk.ch secure (HTTPS)?: Yes. zhdk.ch uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 7, 2026.
Who hosts zhdk.ch?: Hosting provider information for zhdk.ch is not available yet.
What is zhdk.ch's SEO score?: zhdk.ch scored 85/100 for SEO in the latest analysis (great).
What is zhdk.ch's overall website score?: zhdk.ch has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
What company operates zhdk.ch?: zhdk.ch is operated by Zürcher Hochschule der Künste. Das Programm der ZHdK umfasst die Bereiche Art Education, Cultural Critique, Design, Film, Fine Arts, Musik, Tanz, Theater und Transdisziplinarität.
Has zhdk.ch's score changed over time?: zhdk.ch's overall score has improved by 3 points (from 85 to 88) since Jul 26, 2026.