zapf.in
Zusammenkunft aller Physikfachschaften in Hamburg · ZaPF in Hamburg
Last scanned Aug 5, 2026, 11:00 AM · 11 views
Overall score
Fair
Summary
Zusammenkunft aller Physikfachschaften in Hamburg. This website uses Cloudflare Analytics hosted on Cloudflare behind Cloudflare CDN. SEO is good (75/100) and accessibility is fair (70/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Zusammenkunft aller Physikfachschaften in Hamburg
- United States
- Hosted on Cloudflare
Top issues to fix
10 issues found · 3 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
+4 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
527 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
-4 overall since Jul 26, 2026
- Overall
- 78
- SEO
- 75
- Security
- 65
- Performance
- 100
- Accessibility
- 70
Organization
Company details published in this site's own structured data.
Zusammenkunft aller Physikfachschaften in Hamburg
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Zusammenkunft aller Physikfachschaften in Hamburg · ZaPF in Hamburg
- Description
- Zusammenkunft aller Physikfachschaften in Hamburg
- Canonical
- https://zapf.physik.hamburg/
- Language
- de
- Charset
- utf-8
- Viewport
- width=device-width,height=device-height,initial-scale=1.0
- Robots meta
- all
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 172.67.200.214
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- physik.hamburg
- Valid from
- Jun 28, 2026
- Valid to
- Sep 26, 2026
- Days until expiry
- 52
- SAN domains
- physik.hamburg, *.physik.hamburg
Security headers
- Strict-Transport-SecurityMissing
- 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 2 · H3 5
Links
8 internal · 9 external · 1 broken
Images
10 total · 9 missing alt
Scripts / Styles
3 scripts · 1 stylesheets
JS / CSS size
35.0 KB · 18.7 KB
Page size
15.1 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 9
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
Accessibility issues
- Over half of images are missing alt text
Scan details
- Requested URL
- https://zapf.in
- Final URL
- https://zapf.physik.hamburg
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 527 ms
- HTML size
- 15.1 KB
- Redirect chain
- https://zapf.in → https://zapf.physik.hamburg
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Frequently asked questions
- What technology does zapf.in use?
- zapf.in is built with Cloudflare Analytics.
- Is zapf.in secure (HTTPS)?
- Yes. zapf.in uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 26, 2026.
- Who hosts zapf.in?
- zapf.in is hosted on Cloudflare, behind Cloudflare CDN.
- What is zapf.in's SEO score?
- zapf.in scored 75/100 for SEO in the latest analysis (fair).
- What is zapf.in's overall website score?
- zapf.in has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
- Has zapf.in's score changed over time?
- zapf.in's overall score has declined by 4 points (from 82 to 78) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card