Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 188.114.97.2 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
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 188.114.97.2
Server Software cloudflare
CDN Cloudflare
Compression gzip
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 | 16.8 ms |
| TCP Connect | 18.8 ms |
| TLS Handshake | 12 ms |
| Time To First Byte (TTFB) | 792.6 ms |
| Content Download | 0.1 ms |
| Total Response Time | 792.7 ms |
DNS Lookup 16.8 ms
TCP Connect 18.8 ms
TLS Handshake 12 ms
Time To First Byte (TTFB) 792.6 ms
Content Download 0.1 ms
Total Response Time 792.7 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=63072000; preload |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=63072000; preload
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | 4vn.eu sẽ quay trở lại |
| Meta Description | 4vn.eu sẽ quay trở lại với một sân chơi mới, nhiều cải tiến mới. |
Title 4vn.eu sẽ quay trở lại
Meta Description 4vn.eu sẽ quay trở lại với một sân chơi mới, nhiều cải tiến mới.
Detected Technologies
Technology Cloudflare
HTTP Headers
| Date
| Mon, 31 Aug 2026 08:32:56 GMT |
| Content-type
| text/html |
| Server
| cloudflare |
| Last-modified
| Tue, 19 May 2026 16:55:49 GMT |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=C69RCT0NoAsDmCJ9qdwEiZbUiWafhMgFUeYrrWLR%2BfDtGL%2BQ7aS9rJYxSnyQve0LeWUonnpPGhisji32FS90vsqEg9S%2F3KR%2BFWv0Vc4BiUqLq7i1n9ILUTt%2Fmt%2FimH8tYkFyXCc%3D"}]} |
| Strict-transport-security
| max-age=63072000; preload |
| X-served-by
| 4vn.eu |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Cf-cache-status
| DYNAMIC |
| Vary
| accept-encoding |
| Content-encoding
| gzip |
| Cf-ray
| a33aaffced7cebb0-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
| Description | 4vn.eu sẽ quay trở lại với một sân chơi mới, nhiều cải tiến mới. |
Date Mon, 31 Aug 2026 08:32:56 GMT
Content-type text/html
Server cloudflare
Last-modified Tue, 19 May 2026 16:55:49 GMT
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=C69RCT0NoAsDmCJ9qdwEiZbUiWafhMgFUeYrrWLR%2BfDtGL%2BQ7aS9rJYxSnyQve0LeWUonnpPGhisji32FS90vsqEg9S%2F3KR%2BFWv0Vc4BiUqLq7i1n9ILUTt%2Fmt%2FimH8tYkFyXCc%3D"}]}
Strict-transport-security max-age=63072000; preload
X-served-by 4vn.eu
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Cf-cache-status DYNAMIC
Vary accept-encoding
Content-encoding gzip
Cf-ray a33aaffced7cebb0-CDG
Alt-svc h3=":443"; ma=86400
