Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 140.211.9.53 |
| Server Software | Apache |
| Compression | gzip |
|
🔒 🟡 Mixed Content (7 HTTP resources) | The page is served over HTTPS but loads 7 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 Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 140.211.9.53
Server Software Apache
Compression gzip
🔒 🟡 Mixed Content (7 HTTP resources) The page is served over HTTPS but loads 7 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).
Performance
| DNS Lookup | 3 ms |
| TCP Connect | 154.5 ms |
| TLS Handshake | 154.6 ms |
| Time To First Byte (TTFB) | 462.3 ms |
| Content Download | 0.1 ms |
| Total Response Time | 462.5 ms |
DNS Lookup 3 ms
TCP Connect 154.5 ms
TLS Handshake 154.6 ms
Time To First Byte (TTFB) 462.3 ms
Content Download 0.1 ms
Total Response Time 462.5 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 | The Mutt E-Mail Client |
Title The Mutt E-Mail Client
Detected Technologies
| Technology | Google Analytics Apache Node.js |
Technology Google Analytics Apache Node.js
HTTP Headers
| Date
| Thu, 20 Aug 2026 03:28:41 GMT |
| Server
| Apache |
| Last-modified
| Sat, 04 Jul 2026 06:05:53 GMT |
| Etag
| "37b2-655c2d579ec07-gzip" |
| Accept-ranges
| bytes |
| Vary
| Accept-Encoding |
| Content-encoding
| gzip |
| Content-length
| 4479 |
| Content-type
| text/html |
Date Thu, 20 Aug 2026 03:28:41 GMT
Server Apache
Last-modified Sat, 04 Jul 2026 06:05:53 GMT
Etag "37b2-655c2d579ec07-gzip"
Accept-ranges bytes
Vary Accept-Encoding
Content-encoding gzip
Content-length 4479
Content-type text/html
