The page is served over HTTPS but loads 2 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 Address185.199.111.153 Server SoftwareGitHub.com CDNCDN (HIT) Compressiongzip 🔒 🟡Mixed Content (2 HTTP resources)The page is served over HTTPS but loads 2 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
8.2 ms
TCP Connect
9 ms
TLS Handshake
4.6 ms
Time To First Byte (TTFB)
137.7 ms
Content Download
0.2 ms
Total Response Time
137.9 ms
DNS Lookup8.2 ms TCP Connect9 ms TLS Handshake4.6 ms Time To First Byte (TTFB)137.7 ms Content Download0.2 ms Total Response Time137.9 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
Low-code programming for event-driven applications : Node-RED
TitleLow-code programming for event-driven applications : Node-RED