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:May 3, 2026 07:05:32
Target URL:https://corteinc.com/
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Page Information
Target URL
https://corteinc.com/
Page Title
株式会社Corte | 東大式逆転塾を運営する教育カンパニー
Status
Active
Host Information
Domain
corteinc.com
Server
Vercel
Country
United States
IP Address
76.76.21.21
ASN Information
16509
AMAZON-02
Technologies
Vercel
PaaS
HSTS
Security
SSL Certificate
HTTPS Enabled
Secure
Certificate Issuer
N/A
Valid From
2026-05-02 07:05:36
Valid Until
2027-05-03 07:05:36
Subject Name
corteinc.com
Performance Statistics
22
Total Requests
1
Domains
1
IP Addresses
352.09 KB
Transfer Size
Content Size1.37 MB
HTTP Headers
Access-Control-Allow-Origin
*
Age
19093
Cache-Control
public, max-age=0, must-revalidate
Content-Disposition
inline
Content-Encoding
br
Content-Type
text/html; charset=utf-8
Date
Sun, 03 May 2026 07:05:37 GMT
Etag
W/"1bd3eb2dcaeac155f0161d235f8bbba1"
Server
Vercel
Strict-Transport-Security
max-age=63072000
Transfer-Encoding
chunked
Vary
RSC, Next-Router-State-Tree, Next-Router-Prefetch
X-Matched-Path
/
X-Vercel-Cache
HIT
X-Vercel-Enable-Rewrite-Caching
1
X-Vercel-Id
sfo1::m9p5p-1777791937122-9ebc625a473d
16 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
Main Service専属の東大生講師による、逆転合格を狙うための徹底管理個別指導塾。偏差値30〜50からの逆転合格を実現するオンラインスクール。サービスサイトを見る →
todai-gyakuten-lp.vercel.app
Target URL
https://todai-gyakuten-lp.vercel.app
Requested Domains 1
corteinc.com
Apex domain
No category information available