Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 188.114.97.2 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
ℹ 🔵 Missing HSTS | HTTP Strict Transport Security is not configured. Recommended for HTTPS sites. |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
|
ℹ 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 188.114.97.2
Server Software cloudflare
CDN Cloudflare
Compression gzip
ℹ 🔵 Missing HSTS HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Performance
| DNS Lookup | 6.3 ms |
| TCP Connect | 8.2 ms |
| TLS Handshake | 8.2 ms |
| Time To First Byte (TTFB) | 81.8 ms |
| Content Download | 0.1 ms |
| Total Response Time | 81.9 ms |
DNS Lookup 6.3 ms
TCP Connect 8.2 ms
TLS Handshake 8.2 ms
Time To First Byte (TTFB) 81.8 ms
Content Download 0.1 ms
Total Response Time 81.9 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | strict-origin-when-cross-origin |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ✔ nosniff
Referrer Policy strict-origin-when-cross-origin
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Colin Hülsbusch |
| Meta Description | Online business card of Colin Hülsbusch |
| Canonical | https://colinhuelsbusch.de |
Title Colin Hülsbusch
Meta Description Online business card of Colin Hülsbusch
Canonical https://colinhuelsbusch.de
Detected Technologies
| Technology | Google Analytics Cloudflare |
Technology Google Analytics Cloudflare
HTTP Headers
| Date
| Sun, 23 Aug 2026 16:51:51 GMT |
| Content-type
| text/html; charset=utf-8 |
| X-content-type-options
| nosniff |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=235fggmTR%2FpkzYTAZPCm%2F6fuNZI4V2qNDdsOWV7WUJZmpnLQIeE1ltFHRHxwrmsMgUtJM%2FrVBSOmj6vrPGLCne1IGtRzcLj5Msc28T7%2FuX%2FT1coXHlfl1qKpXIFyBFRyBxqWf84%2B1cwk%2F%2Bpp"}]} |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Access-control-allow-origin
| * |
| Cache-control
| public, max-age=0, must-revalidate |
| Referrer-policy
| strict-origin-when-cross-origin |
| Vary
| accept-encoding |
| Server
| cloudflare |
| Cf-cache-status
| DYNAMIC |
| Content-encoding
| gzip |
| Cf-ray
| a2fb9fd5884c341e-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Description | Online business card of Colin Hülsbusch |
| Theme-color | #403d44 |
Date Sun, 23 Aug 2026 16:51:51 GMT
Content-type text/html; charset=utf-8
X-content-type-options nosniff
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=235fggmTR%2FpkzYTAZPCm%2F6fuNZI4V2qNDdsOWV7WUJZmpnLQIeE1ltFHRHxwrmsMgUtJM%2FrVBSOmj6vrPGLCne1IGtRzcLj5Msc28T7%2FuX%2FT1coXHlfl1qKpXIFyBFRyBxqWf84%2B1cwk%2F%2Bpp"}]}
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Access-control-allow-origin *
Cache-control public, max-age=0, must-revalidate
Referrer-policy strict-origin-when-cross-origin
Vary accept-encoding
Server cloudflare
Cf-cache-status DYNAMIC
Content-encoding gzip
Cf-ray a2fb9fd5884c341e-CDG
Alt-svc h3=":443"; ma=86400
