Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 164.77.252.27 |
| Server Software | nginx |
| Compression | gzip |
|
🔒 🟡 Mixed Content (1 HTTP resources) | The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers. |
|
🕐 🟡 Slow Response (1146 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
|
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. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 164.77.252.27
Server Software nginx
Compression gzip
🔒 🟡 Mixed Content (1 HTTP resources) The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers.
🕐 🟡 Slow Response (1146 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
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.
Performance
| DNS Lookup | 250.7 ms |
| TCP Connect | 459.2 ms |
| TLS Handshake | 419.9 ms |
| Time To First Byte (TTFB) | 1145.9 ms |
| Content Download | 0.1 ms |
| Total Response Time | 1146 ms |
DNS Lookup 250.7 ms
TCP Connect 459.2 ms
TLS Handshake 419.9 ms
Time To First Byte (TTFB) 1145.9 ms
Content Download 0.1 ms
Total Response Time 1146 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Zimbra Web Client Sign In |
| Meta Description | Zimbra provides open source server and client software for messaging and collaboration. To find out more visit https://www.zimbra.com. |
Title Zimbra Web Client Sign In
Meta Description Zimbra provides open source server and client software for messaging and collaboration. To find out more visit https://www.zimbra.com.
Detected Technologies
Technology Nginx
HTTP Headers
| Server
| nginx |
| Date
| Thu, 20 Aug 2026 00:48:47 GMT |
| Content-Type
| text/html;charset=utf-8 |
| Transfer-Encoding
| chunked |
| Connection
| keep-alive |
| X-Frame-Options
| SAMEORIGIN |
| Expires
| -1 |
| Cache-Control
| no-store, no-cache, must-revalidate, max-age=0 |
| Pragma
| no-cache |
| Content-Language
| en-US |
| Vary
| Accept-Encoding, User-Agent |
| X-UA-Compatible
| IE=edge |
| Content-Encoding
| gzip |
Meta Tags
| Content-Type | text/html;charset=utf-8 |
| Viewport | width=device-width, initial-scale=1.0 |
| Description | Zimbra provides open source server and client software for messaging and collaboration. To find out more visit https://www.zimbra.com. |
| Apple-mobile-web-app-capable | yes |
| Apple-mobile-web-app-status-bar-style | black |
Server nginx
Date Thu, 20 Aug 2026 00:48:47 GMT
Content-Type text/html;charset=utf-8
Transfer-Encoding chunked
Connection keep-alive
X-Frame-Options SAMEORIGIN
Expires -1
Cache-Control no-store, no-cache, must-revalidate, max-age=0
Pragma no-cache
Content-Language en-US
Vary Accept-Encoding, User-Agent
X-UA-Compatible IE=edge
Content-Encoding gzip
