Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 77.105.36.143 |
| Server Software | Apache |
|
🔒 🟡 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 (1732 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. |
|
ℹ 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
|
ℹ 🔵 No Compression | The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 77.105.36.143
Server Software Apache
🔒 🟡 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 (1732 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.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
ℹ 🔵 No Compression The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://zavod-zs.rs:443 | 301 | HTTP/2 301 |
| 2 | https://www.zavod-zs.rs/ | 200 | HTTP/2 200 |
#1 URL https://zavod-zs.rs:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.zavod-zs.rs/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 453 ms |
| TCP Connect | 497.9 ms |
| TLS Handshake | 52.8 ms |
| Time To First Byte (TTFB) | 1493.9 ms |
| Content Download | 238 ms |
| Total Response Time | 1731.9 ms |
DNS Lookup 453 ms
TCP Connect 497.9 ms
TLS Handshake 52.8 ms
Time To First Byte (TTFB) 1493.9 ms
Content Download 238 ms
Total Response Time 1731.9 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 | Početna • ZZZZRZS |
| Canonical | https://www.zavod-zs.rs/ |
| Robots Meta | index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 |
| Open Graph Title | Početna • ZZZZRZS |
| Twitter Card | summary_large_image |
Title Početna • ZZZZRZS
Canonical https://www.zavod-zs.rs/
Robots Meta index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Open Graph Title Početna • ZZZZRZS
Twitter Card summary_large_image
Detected Technologies
| Technology | WordPress WooCommerce jQuery Google Analytics Apache PHP |
Technology WordPress WooCommerce jQuery Google Analytics Apache PHP
HTTP Headers
| Link
| ; rel="https://api.w.org/", ; rel="alternate"; title="JSON"; type="application/json", ; rel=shortlink |
| Content-type
| text/html; charset=UTF-8 |
| Date
| Tue, 28 Jul 2026 05:08:03 GMT |
| Server
| Apache |
Meta Tags
| X-UA-Compatible | IE=edge |
| Robots | index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 |
| Article:modified_time | 2025-03-21T05:56:10+00:00 |
| Generator | WordPress 7.0.2 |
| Viewport | width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0 |
| Msapplication-TileImage |  |
Link ; rel="https://api.w.org/", ; rel="alternate"; title="JSON"; type="application/json", ; rel=shortlink
Content-type text/html; charset=UTF-8
Date Tue, 28 Jul 2026 05:08:03 GMT
Server Apache
