Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 81.177.141.121 |
| Server Software | Apache |
| Compression | gzip |
|
🔒 🟡 Mixed Content (5 HTTP resources) | The page is served over HTTPS but loads 5 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 81.177.141.121
Server Software Apache
Compression gzip
🔒 🟡 Mixed Content (5 HTTP resources) The page is served over HTTPS but loads 5 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 | 53.4 ms |
| TCP Connect | 125.7 ms |
| TLS Handshake | 148.9 ms |
| Time To First Byte (TTFB) | 444.1 ms |
| Content Download | 0.4 ms |
| Total Response Time | 444.5 ms |
DNS Lookup 53.4 ms
TCP Connect 125.7 ms
TLS Handshake 148.9 ms
Time To First Byte (TTFB) 444.1 ms
Content Download 0.4 ms
Total Response Time 444.5 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 | Школа безопасности |
| Meta Description | Школа безопасности |
| Canonical | https://school-of-safety-russia.ru/ |
Title Школа безопасности
Meta Description Школа безопасности
Canonical https://school-of-safety-russia.ru/
Detected Technologies
| Technology | Bootstrap jQuery Google Analytics Apache PHP |
Technology Bootstrap jQuery Google Analytics Apache PHP
HTTP Headers
| Date
| Tue, 28 Jul 2026 12:55:58 GMT |
| Content-type
| text/html; charset=utf-8 |
| Server
| Apache |
| X-powered-by
| PHP/7.4.33 |
| Expires
| Thu, 19 Nov 1981 08:52:00 GMT |
| Cache-control
| no-store, no-cache, must-revalidate |
| Pragma
| no-cache |
| Content-encoding
| gzip |
| Set-cookie
| PHPSESSID=6be1fd8c19c48f0f6c6e48b9d80d6801; path=/; secure; HttpOnly |
Meta Tags
| Description | Школа безопасности |
| Keywords | Школа безопасности |
| Generator | DataLife Engine (http://dle-news.ru) |
| Viewport | width=device-width, initial-scale=1.0 |
Date Tue, 28 Jul 2026 12:55:58 GMT
Content-type text/html; charset=utf-8
Server Apache
X-powered-by PHP/7.4.33
Expires Thu, 19 Nov 1981 08:52:00 GMT
Cache-control no-store, no-cache, must-revalidate
Pragma no-cache
Content-encoding gzip
Set-cookie PHPSESSID=6be1fd8c19c48f0f6c6e48b9d80d6801; path=/; secure; HttpOnly
