The page is served over HTTPS but loads 3 resource(s) over HTTP. This may be blocked in modern browsers.
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 Code200 HTTP VersionHTTP/1.1 HTTPS✔ Available IP Address107.161.37.150 Server SoftwareLiteSpeed Compressiongzip 🔒 🟡Mixed Content (3 HTTP resources)The page is served over HTTPS but loads 3 resource(s) over HTTP. This may be blocked in modern browsers. 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).
Performance
DNS Lookup
2.3 ms
TCP Connect
139.1 ms
TLS Handshake
140.1 ms
Time To First Byte (TTFB)
418.3 ms
Content Download
0.2 ms
Total Response Time
418.5 ms
DNS Lookup2.3 ms TCP Connect139.1 ms TLS Handshake140.1 ms Time To First Byte (TTFB)418.3 ms Content Download0.2 ms Total Response Time418.5 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
SEO Quick Check
Title
Piero Scaruffi's knowledge base
Meta Description
A knowledge base of science, art, history, philosophy, music, literature, politics, cinema, travel
TitlePiero Scaruffi's knowledge base Meta DescriptionA knowledge base of science, art, history, philosophy, music, literature, politics, cinema, travel Open Graph TitlePiero Scaruffi Open Graph Imagehttp://www.scaruffi.com/friends/piero0f.jpg