Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 188.114.96.2 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
🔒 🟡 Mixed Content (4 HTTP resources) | The page is served over HTTPS but loads 4 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 188.114.96.2
Server Software cloudflare
CDN Cloudflare
Compression gzip
🔒 🟡 Mixed Content (4 HTTP resources) The page is served over HTTPS but loads 4 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 | 22.6 ms |
| TCP Connect | 24.6 ms |
| TLS Handshake | 8.5 ms |
| Time To First Byte (TTFB) | 649 ms |
| Content Download | 190 ms |
| Total Response Time | 839 ms |
DNS Lookup 22.6 ms
TCP Connect 24.6 ms
TLS Handshake 8.5 ms
Time To First Byte (TTFB) 649 ms
Content Download 190 ms
Total Response Time 839 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 | Hanoi Grapevine - Art and Culture Events in Vietnam |
| Meta Description | Bi-lingual Listings of Art and Culture Events in Vietnam: Concerts, Exhibitions, Film, Theatre | Trang web song ngữ về các sự kiện văn hóa nghệ thuật ở Việt Nam: hòa nhạc, triển lãm, phim, kịch, v.v |
| Canonical | https://hanoigrapevine.com/ |
| Robots Meta | index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 |
| Open Graph Title | Hanoi Grapevine - Art and Culture Events in Vietnam |
| Open Graph Description | Bi-lingual Listings of Art and Culture Events in Vietnam: Concerts, Exhibitions, Film, Theatre | Trang web song ngữ về các sự kiện văn hóa nghệ thuật ở Việt Nam: hòa nhạc, triển lãm, phim, kịch, v.v |
| Open Graph Image | https://hanoigrapevine.com/wp-content/uploads/2017/02/log... |
Title Hanoi Grapevine - Art and Culture Events in Vietnam Meta Description Bi-lingual Listings of Art and Culture Events in Vietnam: Concerts, Exhibitions, Film, Theatre | Trang web song ngữ về các sự kiện văn hóa nghệ thuật ở Việt Nam: hòa nhạc, triển lãm, phim, kịch, v.v Canonical https://hanoigrapevine.com/ Robots Meta index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 Open Graph Title Hanoi Grapevine - Art and Culture Events in Vietnam Open Graph Description Bi-lingual Listings of Art and Culture Events in Vietnam: Concerts, Exhibitions, Film, Theatre | Trang web song ngữ về các sự kiện văn hóa nghệ thuật ở Việt Nam: hòa nhạc, triển lãm, phim, kịch, v.v Open Graph Image https://hanoigrapevine.com/wp-content/uploads/2017/02/log... Detected Technologies
| Technology | WordPress WooCommerce Bootstrap jQuery Google Analytics Cloudflare PHP |
Technology WordPress WooCommerce Bootstrap jQuery Google Analytics Cloudflare PHP
HTTP Headers
| Date
| Thu, 20 Aug 2026 01:18:32 GMT |
| Content-type
| text/html |
| Server
| cloudflare |
| Last-modified
| Wed, 19 Aug 2026 16:47:15 GMT |
| Vary
| Accept-Encoding |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Expires
| Thu, 20 Aug 2026 02:18:32 GMT |
| Cache-control
| public, must-revalidate |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=%2Fl0x%2FwueQHWdn3vNbcwdzpQMznBrB5vbjd%2Bz7fnIvJ%2FsMrpoqz0BktNVNCpHFg2X3OE7wzYK4Qp2tBqVTO%2BEeCy%2BwzBKoGYModOBK2bxF2R5LMU20UaELxPGuKUFmaP8LGqJZyD667o9S08GN8z%2FPBs%3D"}]} |
| Cf-cache-status
| DYNAMIC |
| Content-encoding
| gzip |
| Cf-ray
| a2dd908a9992bb87-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Content-Type | text/html; charset=UTF-8 |
| Viewport | width=device-width, initial-scale=1.0 |
| Fb:pages | 327885270367 |
| Robots | index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1 |
| Description | Bi-lingual Listings of Art and Culture Events in Vietnam: Concerts, Exhibitions, Film, Theatre | Trang web song ngữ về các sự kiện văn hóa nghệ thuật ở Việt Nam: hòa nhạc, triển lãm, phim, kịch, v.v |
| Article:modified_time | 2020-07-22T10:48:08+00:00 |
| Generator | Powered by WPBakery Page Builder - drag and drop page builder for WordPress. |
| Follow.it-verification-code-SlAvZEpCYW1GQmtuMktGTloxRXR4bmJueEV3OFNQUUJVTHZHMDJDVldXcUYzbVpObURYN3lMTkRuOVFFVSs1ZFY4S0JBT21lcnBVa0ZKRG9FRWRwb2pOZTQ2ZWlKZ0dMZWdBYW5OcU96ZTVRS3FhNVBPYWwxaldEMEFiV3hkTnF8L25aMnVvS0tiTkpMcXlxT0xQalZ4OU5vcjlZdHZFYU83TXMrV08vMHFXRT0= | QjQdJLLLncPqRzJB9XUn |
| Msapplication-TileImage |  |
Date Thu, 20 Aug 2026 01:18:32 GMT
Content-type text/html
Server cloudflare
Last-modified Wed, 19 Aug 2026 16:47:15 GMT
Vary Accept-Encoding
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Expires Thu, 20 Aug 2026 02:18:32 GMT
Cache-control public, must-revalidate
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=%2Fl0x%2FwueQHWdn3vNbcwdzpQMznBrB5vbjd%2Bz7fnIvJ%2FsMrpoqz0BktNVNCpHFg2X3OE7wzYK4Qp2tBqVTO%2BEeCy%2BwzBKoGYModOBK2bxF2R5LMU20UaELxPGuKUFmaP8LGqJZyD667o9S08GN8z%2FPBs%3D"}]}
Cf-cache-status DYNAMIC
Content-encoding gzip
Cf-ray a2dd908a9992bb87-CDG
Alt-svc h3=":443"; ma=86400
