Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 103.61.122.68 |
| Server Software | nginx |
| Compression | gzip |
|
🔒 🟡 Mixed Content (12 HTTP resources) | The page is served over HTTPS but loads 12 resource(s) over HTTP. This may be blocked in modern browsers. |
|
🕐 🟡 Slow Response (2749 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
|
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 103.61.122.68
Server Software nginx
Compression gzip
🔒 🟡 Mixed Content (12 HTTP resources) The page is served over HTTPS but loads 12 resource(s) over HTTP. This may be blocked in modern browsers.
🕐 🟡 Slow Response (2749 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
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 | 266.7 ms |
| TCP Connect | 495.4 ms |
| TLS Handshake | 234.5 ms |
| Time To First Byte (TTFB) | 2748.7 ms |
| Content Download | 0.3 ms |
| Total Response Time | 2749 ms |
DNS Lookup 266.7 ms
TCP Connect 495.4 ms
TLS Handshake 234.5 ms
Time To First Byte (TTFB) 2748.7 ms
Content Download 0.3 ms
Total Response Time 2749 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
SEO Quick Check
| Title | TCVN | CỔNG THÔNG TIN ĐIỆN TỬ ỦY BAN TIÊU CHUẨN ĐO LƯỜNG CHẤT LƯỢNG QUỐC GIA |
| Canonical | https://tcvn.gov.vn/ |
| Robots Meta | max-image-preview:large |
Title TCVN | CỔNG THÔNG TIN ĐIỆN TỬ ỦY BAN TIÊU CHUẨN ĐO LƯỜNG CHẤT LƯỢNG QUỐC GIA
Canonical https://tcvn.gov.vn/
Robots Meta max-image-preview:large
Detected Technologies
| Technology | WordPress Bootstrap jQuery Google Analytics Cloudflare Nginx PHP |
Technology WordPress Bootstrap jQuery Google Analytics Cloudflare Nginx PHP
HTTP Headers
| Server
| nginx |
| Date
| Wed, 29 Jul 2026 02:01:45 GMT |
| Content-type
| text/html; charset=UTF-8 |
| Vary
| Accept-Encoding |
| Link
| ; rel=shortlink |
| Strict-transport-security
| max-age=31536000 |
| Content-encoding
| gzip |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Robots | max-image-preview:large |
| Generator | Powered by WPBakery Page Builder - drag and drop page builder for WordPress. |
| Framework | Redux 4.3.5 |
Server nginx
Date Wed, 29 Jul 2026 02:01:45 GMT
Content-type text/html; charset=UTF-8
Vary Accept-Encoding
Link ; rel=shortlink
Strict-transport-security max-age=31536000
Content-encoding gzip
