检查结果： vwr.com
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vwr.com 是在线的
额外信息 针对 https://vwr.com
Technical Information
| HTTP Status Code | 200 |
|---|---|
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 3.41.135.50 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
| 🕐 🟡 Slow Response (2310 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
| 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 3.41.135.50
Server Software cloudflare
CDN Cloudflare
Compression gzip
🕐 🟡 Slow Response (2310 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 3.41.135.50
Server Software cloudflare
CDN Cloudflare
Compression gzip
🕐 🟡 Slow Response (2310 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Redirect Chain
| # | URL | HTTP Status Code | Status |
|---|---|---|---|
| 1 | https://vwr.com:443 | 301 | HTTP/1.0 301 Moved Permanently |
| 2 | https://www.vwr.com/ | 200 | HTTP/2 200 |
#1 URL https://vwr.com:443
HTTP Status Code 301
Status HTTP/1.0 301 Moved Permanently
#2 URL https://www.vwr.com/
HTTP Status Code 200
Status HTTP/2 200
HTTP Status Code 301
Status HTTP/1.0 301 Moved Permanently
#2 URL https://www.vwr.com/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 40.2 ms |
|---|---|
| TCP Connect | 46.5 ms |
| TLS Handshake | 17.3 ms |
| Time To First Byte (TTFB) | 2310.2 ms |
| Content Download | 0.1 ms |
| Total Response Time | 2310.3 ms |
DNS Lookup 40.2 ms
TCP Connect 46.5 ms
TLS Handshake 17.3 ms
Time To First Byte (TTFB) 2310.2 ms
Content Download 0.1 ms
Total Response Time 2310.3 ms
TCP Connect 46.5 ms
TLS Handshake 17.3 ms
Time To First Byte (TTFB) 2310.2 ms
Content Download 0.1 ms
Total Response Time 2310.3 ms
Security
| HTTPS | ✔ Enabled |
|---|---|
| HSTS | ✔ max-age=15724800 |
| CSP | ✔ Configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=15724800
CSP ✔ Configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
HSTS ✔ max-age=15724800
CSP ✔ Configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
Detected Technologies
| Technology | jQuery Google Analytics Google Tag Manager Cloudflare Node.js Hotjar |
|---|
Technology jQuery Google Analytics Google Tag Manager Cloudflare Node.js Hotjar
HTTP Headers
| Date | Fri, 28 Aug 2026 17:17:57 GMT |
|---|---|
| Content-type | text/html; charset=utf-8 |
| Content-length | 963 |
| Server | cloudflare |
| Strict-transport-security | max-age=15724800 |
| X-powered-by | Express |
| Cache-control | no-store |
| Etag | W/"7e7-eHkIbThYBobG8JyNLzkK9sgBOFY-gzip" |
| X-content-type-options | nosniff |
| Vary | Accept-Encoding |
| Content-encoding | gzip |
| X-sap-pad | 3274 |
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| Cf-cache-status | DYNAMIC |
| Cf-ray | a324f8e42e298e67-CDG |
| Alt-svc | h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1 |
|---|---|
| Occ-backend-base-url | https://occapi.avantorsciences.com |
| Google-site-verification | Fejt7baLIEqLV2ZeKQkPdxUnAnkqAsS9jelcZ3Q2A-c |
Date Fri, 28 Aug 2026 17:17:57 GMT
Content-type text/html; charset=utf-8
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