Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 104.21.52.130 |
| 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 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 104.21.52.130
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 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 | 14.2 ms |
| TCP Connect | 16.3 ms |
| TLS Handshake | 8.1 ms |
| Time To First Byte (TTFB) | 434.1 ms |
| Content Download | 0.4 ms |
| Total Response Time | 434.5 ms |
DNS Lookup 14.2 ms
TCP Connect 16.3 ms
TLS Handshake 8.1 ms
Time To First Byte (TTFB) 434.1 ms
Content Download 0.4 ms
Total Response Time 434.5 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000; includeSubDomains |
| 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; includeSubDomains
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | 无忧天翼网 - 51189.com |
| Meta Description | 无忧天翼网 - 51189.com 官方网站及平台唯一展示区 |
| Canonical | https://51189.com/ |
Title 无忧天翼网 - 51189.com
Meta Description 无忧天翼网 - 51189.com 官方网站及平台唯一展示区
Canonical https://51189.com/
Detected Technologies
| Technology | Bootstrap Google Analytics Cloudflare PHP |
Technology Bootstrap Google Analytics Cloudflare PHP
HTTP Headers
| Date
| Thu, 20 Aug 2026 06:49:02 GMT |
| Content-type
| text/html; charset=UTF-8 |
| Server
| cloudflare |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Vary
| Accept-Encoding |
| Set-cookie
| user_lang=en; expires=Sat, 19 Sep 2026 06:49:02 GMT; Max-Age=2592000; path=/ |
| Strict-transport-security
| max-age=31536000; includeSubDomains |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=OV4M6%2B0Av97QNRIoFybdt1cmjDVhZW8puAaZ5tGJsJphOGjN4Mf%2BWJd86lixKVkqSzB%2BULular3MglDRBAElXnldnChUdzADta08TJLtYrbtgJqNqRHi7xbHAKQ3FTeMTeFAhtLj1n0%3D"}]} |
| Cf-cache-status
| DYNAMIC |
| Server-timing
| cfEdge;dur=9,cfOrigin;dur=394 |
| Content-encoding
| gzip |
| Cf-ray
| a2df74ad9a53216f-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| X-UA-Compatible | IE=edge |
| Viewport | width=device-width, initial-scale=1, shrink-to-fit=no |
| Description | 无忧天翼网 - 51189.com 官方网站及平台唯一展示区 |
| Author | 51189.com |
Date Thu, 20 Aug 2026 06:49:02 GMT
Content-type text/html; charset=UTF-8
Server cloudflare
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Vary Accept-Encoding
Set-cookie user_lang=en; expires=Sat, 19 Sep 2026 06:49:02 GMT; Max-Age=2592000; path=/
Strict-transport-security max-age=31536000; includeSubDomains
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=OV4M6%2B0Av97QNRIoFybdt1cmjDVhZW8puAaZ5tGJsJphOGjN4Mf%2BWJd86lixKVkqSzB%2BULular3MglDRBAElXnldnChUdzADta08TJLtYrbtgJqNqRHi7xbHAKQ3FTeMTeFAhtLj1n0%3D"}]}
Cf-cache-status DYNAMIC
Server-timing cfEdge;dur=9,cfOrigin;dur=394
Content-encoding gzip
Cf-ray a2df74ad9a53216f-CDG
Alt-svc h3=":443"; ma=86400
