No Security Risks Detected
This domain appears to be safe and secure
100%
Score
Disclaimer: This assessment is based on automated analysis of publicly available information. Results are for informational purposes only. For critical applications, consult security professionals.
Scan Information
Last checked:July 21, 2025 08:59:27
Target URL:https://tianan-tech.com/
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Page Information
Target URL
https://tianan-tech.com/
Page Title
tianan-tech.com | 521: Web server is down
Status
Active
Host Information
Domain
tianan-tech.com
Server
cloudflare
Country
United States
IP Address
104.21.64.1
ASN Information
13335
CLOUDFLARENET
Technologies
Cloudflare
CDN
SSL Certificate
HTTPS Enabled
Secure
Certificate Issuer
N/A
Valid From
2025-07-20 08:59:32
Valid Until
2026-07-21 08:59:32
Subject Name
tianan-tech.com
Performance Statistics
8
Total Requests
1
Domains
1
IP Addresses
24.85 KB
Transfer Size
Content Size26.53 KB
HTTP Headers
CF-RAY
962980bb8b45aee2-GUA
Cache-Control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Connection
keep-alive
Content-Length
6999
Content-Type
text/html; charset=UTF-8
Date
Mon, 21 Jul 2025 08:59:33 GMT
Expires
Thu, 01 Jan 1970 00:00:01 GMT
Referrer-Policy
same-origin
Server
cloudflare
X-Frame-Options
SAMEORIGIN
10 headers detected
Technology Stack Analysis
Cloudflare
CDN
Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
External Links 1
Additional troubleshooting information
developers.cloudflare.com
Target URL
https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-521/
Requested Domains 1
tianan-tech.com
Apex domain
No category information available