What technology does stadt-zuerich.ch use?

We did not detect any specific technologies for stadt-zuerich.ch in the latest scan.

Is stadt-zuerich.ch secure (HTTPS)?

Yes. stadt-zuerich.ch uses TLS 1.3 with a certificate issued by DigiCert, Inc., valid until Jan 9, 2027.

Who hosts stadt-zuerich.ch?

Hosting provider information for stadt-zuerich.ch is not available yet.

What is stadt-zuerich.ch's SEO score?

stadt-zuerich.ch scored 75/100 for SEO in the latest analysis (fair).

What is stadt-zuerich.ch's overall website score?

stadt-zuerich.ch has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.

stadt-zuerich.ch

Startseite | Stadt Zürich

Last scanned Jul 26, 2026, 5:17 AM · 2 views

Overall score

Great

Summary

Offizielle Webseite der Stadt Zürich: Informationen über die Verwaltung sowie über Dienstleistungen und Online-Services für die Bevölkerung und Unternehmen. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Meta description longer than 160 characters.

Offizielle Webseite der Stadt Zürich: Informationen über die Verwaltung sowie über Dienstleistungen und Online-Services für die Bevölkerung und Unternehmen. Aktuelles wie Medienmitteilungen, Veranstaltungen, News und Publikationen.

Top issues to fix

7 issues found · 2 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Slow estimated load (13.9s)
Performance
Use a CDN, enable caching/compression, and cut render-blocking assets — every extra second costs conversions.
1 cookie without Secure/HttpOnly flags
Security
Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.

+1 more issue — details in the sections below.

SEO

4 issue(s) found

Performance

13.88 s

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

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

Meta tags

Title: Startseite | Stadt Zürich
Description: Offizielle Webseite der Stadt Zürich: Informationen über die Verwaltung sowie über Dienstleistungen und Online-Services für die Bevölkerung und Unternehmen. Aktuelles wie Medienmitteilungen, Veranstaltungen, News und Publikationen.
Canonical: https://www.stadt-zuerich.ch/de.html
Language: de
Charset: UTF-8
Viewport: width=device-width, initial-scale=1
Robots meta
Manifest: https://www.stadt-zuerich.ch/etc.clientlibs/webcomponents/clientlibs/resources/media/stzh/favicons/site.webmanifest

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

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: DigiCert, Inc.
Subject: www.stadt-zuerich.ch
Valid from: Jun 25, 2026
Valid to: Jan 9, 2027
Days until expiry: 167
SAN domains: www.stadt-zuerich.ch, stadt-zuerich.ch

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 1 · H2 1 · H3 0

Links

0 internal · 0 external · 0 broken

Images

1 total · 0 missing alt

Scripts / Styles

6 scripts · 2 stylesheets

JS / CSS size

2.3 KB · 77 B

Page size

29.3 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Meta description longer than 160 characters
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://stadt-zuerich.ch
Final URL: https://www.stadt-zuerich.ch/de.html
HTTP status: 200
HTTP version: HTTP/2
Response time: 13.88 s
HTML size: 29.3 KB
Redirect chain: https://stadt-zuerich.ch → https://www.stadt-zuerich.ch/ → https://www.stadt-zuerich.ch/de.html

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Frequently asked questions

What technology does stadt-zuerich.ch use?: We did not detect any specific technologies for stadt-zuerich.ch in the latest scan.
Is stadt-zuerich.ch secure (HTTPS)?: Yes. stadt-zuerich.ch uses TLS 1.3 with a certificate issued by DigiCert, Inc., valid until Jan 9, 2027.
Who hosts stadt-zuerich.ch?: Hosting provider information for stadt-zuerich.ch is not available yet.
What is stadt-zuerich.ch's SEO score?: stadt-zuerich.ch scored 75/100 for SEO in the latest analysis (fair).
What is stadt-zuerich.ch's overall website score?: stadt-zuerich.ch has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.