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 Code200 HTTP VersionHTTP/1.1 HTTPS✔ Available IP Address120.24.88.113 Server Softwarenginx Compressiongzip 🕐 🟡Slow Response (1220 ms)Response time exceeds 1 second. Consider optimizing the server or using caching. ℹ 🔵Missing Content Security PolicyCSP is not configured. It helps prevent XSS attacks and content injection. ℹ 🔵Missing X-Frame-OptionsThe site can be embedded in iframes by third parties (clickjacking risk).
Redirect Chain
#
URL
HTTP Status Code
Status
1
https://513.com:443
301
HTTP/1.1 301 Moved Permanently
2
https://www.edu513.com/
200
HTTP/2 200
#1 URLhttps://513.com:443 HTTP Status Code301 StatusHTTP/1.1 301 Moved Permanently #2 URLhttps://www.edu513.com/ HTTP Status Code200 StatusHTTP/2 200
Performance
DNS Lookup
206.2 ms
TCP Connect
432.1 ms
TLS Handshake
229.4 ms
Time To First Byte (TTFB)
1113 ms
Content Download
107.2 ms
Total Response Time
1220.2 ms
DNS Lookup206.2 ms TCP Connect432.1 ms TLS Handshake229.4 ms Time To First Byte (TTFB)1113 ms Content Download107.2 ms Total Response Time1220.2 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
513鲸品 - 综合国内供应链分销商城,正品低价、品质保障、快速送达、安心服务!
Meta Description
513鲸品
Title513鲸品 - 综合国内供应链分销商城,正品低价、品质保障、快速送达、安心服务! Meta Description513鲸品