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:February 24, 2026 08:23:18
Target URL:https://jaehong-dev.com/
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Page Information
Target URL
https://jaehong-dev.com/
Page Title
Portfolio | Full-Stack Developer
Site FaviconStatus
Active
Host Information
Domain
jaehong-dev.com
Server
Vercel
Country
United States
IP Address
64.29.17.65
ASN Information
16509
AMAZON-02
Technologies
Vercel
PaaS
HSTS
Security
SSL Certificate
HTTPS Enabled
Secure
Certificate Issuer
N/A
Valid From
2026-02-23 08:23:23
Valid Until
2027-02-24 08:23:23
Subject Name
jaehong-dev.com
Performance Statistics
4
Total Requests
1
Domains
1
IP Addresses
81.23 KB
Transfer Size
Content Size267.14 KB
HTTP Headers
Accept-Ranges
bytes
Access-Control-Allow-Origin
*
Age
18598
Cache-Control
public, max-age=0, must-revalidate
Content-Disposition
inline
Content-Length
578
Content-Type
text/html; charset=utf-8
Date
Tue, 24 Feb 2026 08:23:23 GMT
Etag
"c58bbac34885c109dbf62e3d2a1f2ebf"
Last-Modified
Tue, 24 Feb 2026 03:13:25 GMT
Server
Vercel
Strict-Transport-Security
max-age=63072000
X-Vercel-Cache
HIT
X-Vercel-Id
cle1::n4w8w-1771921403507-ddf7c2ea460b
14 headers detected
Technology Stack Analysis
Vercel
PaaS
Vercel is a cloud platform for static frontends and serverless functions.
HSTS
Security
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
External Links 1
GitHub
github.com
Target URL
https://github.com/seojaehong1
Requested Domains 1
jaehong-dev.com
Apex domain
No category information available