Zusätzliche Informationen für https://grouplearn.com
Technical Information
HTTP Status Code
200
HTTP Version
HTTP/1.1
HTTPS
✔ Available
IP Address
13.248.169.48
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).
ℹ 🔵No Compression
The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
HTTP Status Code200 HTTP VersionHTTP/1.1 HTTPS✔ Available IP Address13.248.169.48 ℹ 🔵Missing HSTSHTTP Strict Transport Security is not configured. Recommended for HTTPS sites. ℹ 🔵Missing Content Security PolicyCSP is not configured. It helps prevent XSS attacks and content injection. ℹ 🔵Missing X-Frame-OptionsThe site can be embedded in iframes by third parties (clickjacking risk). ℹ 🔵No CompressionThe server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
Performance
DNS Lookup
40.3 ms
TCP Connect
124.3 ms
TLS Handshake
96.7 ms
Time To First Byte (TTFB)
305 ms
Content Download
0 ms
Total Response Time
305 ms
DNS Lookup40.3 ms TCP Connect124.3 ms TLS Handshake96.7 ms Time To First Byte (TTFB)305 ms Content Download0 ms Total Response Time305 ms
Security
HTTPS
✔ Enabled
HSTS
✘ Not configured
CSP
⚠ Not configured
X-Frame-Options
⚠ Not configured
X-Content-Type-Options
⚠ Not configured
HTTP/2
⚠ HTTP/1.1
HTTPS✔ Enabled HSTS✘ Not configured CSP⚠ Not configured X-Frame-Options⚠ Not configured X-Content-Type-Options⚠ Not configured HTTP/2⚠ HTTP/1.1
HTTP Headers
Content-Type
text/html
Date
Sun, 23 Aug 2026 16:28:41 GMT
Content-Length
114
Content-Typetext/html DateSun, 23 Aug 2026 16:28:41 GMT Content-Length114
