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:April 1, 2026 11:33:23
Target URL:https://521799.xyz
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Page Information
Target URL
https://521799.xyz
Page Title
技术工具站
Status
Active
Host Information
Domain
521799.xyz
Server
openresty
Country
Singapore
IP Address
43.174.247.28
ASN Information
139341
ACE-AS-AP
Technologies
Nginx
Web servers
OpenResty
Web servers
HSTS
Security
HTTP/3
Miscellaneous
SSL Certificate
HTTPS Enabled
Secure
Certificate Issuer
N/A
Valid From
2026-03-31 11:33:28
Valid Until
2027-04-01 11:33:28
Subject Name
521799.xyz
Performance Statistics
1
Total Requests
1
Domains
1
IP Addresses
2.91 KB
Transfer Size
Content Size6.51 KB
HTTP Headers
Accept-Ranges
bytes
Alt-Svc
h3=":443"; ma=2592000
Connection
keep-alive
Content-Encoding
gzip
Content-Length
2362
Content-Type
text/html
Date
Wed, 01 Apr 2026 11:33:29 GMT
EO-Cache-Status
RefreshHit
EO-LOG-UUID
17444888036983946946
Etag
W/"6918ab7d-1a0a"
Last-Modified
Sat, 15 Nov 2025 16:34:05 GMT
NEL
{"success_fraction":0.1,"report_to":"eo-nel","max_age":604800}
Report-To
{"endpoints":[{"url":"https://nel.teo-rum.com/eo-cgi/nel"}],"group":"eo-nel","max_age":604800}
Server
openresty
Strict-Transport-Security
max-age=31536000; includeSubDomains
Vary
Accept-Encoding
16 headers detected
Technology Stack Analysis
Nginx
Web serversReverse proxies
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
OpenResty
Web servers
OpenResty is a web platform based on nginx which can run Lua scripts using its LuaJIT engine.
HSTS
Security
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
HTTP/3
Miscellaneous
HTTP/3 is the third major version of the Hypertext Transfer Protocol used to exchange information on the World Wide Web.
External Links 3
Requested Domains 1
521799.xyz
Apex domain
Categories
TechnologyTechnology