Checking results for: zennioptical.com
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zennioptical.com is ONLINE
Additional info for https://zennioptical.com
Technical Information
| HTTP Status Code | 302 (Redirect) |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 23.49.184.245 |
| Server Software | AkamaiGHost |
|
⚠ 🔴 Connection Error | HTTP/2 stream 0 was not closed cleanly: INTERNAL_ERROR (err 2) |
|
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 302 (Redirect)
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 23.49.184.245
Server Software AkamaiGHost
⚠ 🔴 Connection Error HTTP/2 stream 0 was not closed cleanly: INTERNAL_ERROR (err 2)
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 | 4.1 ms |
| TCP Connect | 83.2 ms |
| TLS Handshake | 82 ms |
| Time To First Byte (TTFB) | 260.2 ms |
| Content Download | 0.5 ms |
| Total Response Time | 260.7 ms |
DNS Lookup 4.1 ms
TCP Connect 83.2 ms
TLS Handshake 82 ms
Time To First Byte (TTFB) 260.2 ms
Content Download 0.5 ms
Total Response Time 260.7 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000 |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
HTTP Headers
| Server | AkamaiGHost |
| Content-length | 0 |
| Location | https://www.zennioptical.com/ |
| Date | Fri, 24 Jul 2026 15:05:19 GMT |
| Cache-control | max-age=0 |
| Strict-transport-security | max-age=31536000 |
| X-user-city | PARIS |
| X-user-region | IDF |
| X-user-country | FR |
Server AkamaiGHost
Content-length 0
Location https://www.zennioptical.com/
Date Fri, 24 Jul 2026 15:05:19 GMT
Cache-control max-age=0
Strict-transport-security max-age=31536000
X-user-city PARIS
X-user-region IDF
X-user-country FR
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