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Security Analysis Results

webtech-fundamentals.pages.dev

Comprehensive domain security and infrastructure analysis

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website screenshot of https://webtech-fundamentals.pages.dev/

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:August 2, 2025 11:42:05
Target URL:https://webtech-fundamentals.pages.dev/
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Page Information

Target URL
https://webtech-fundamentals.pages.dev/
Page Title
[改訂新版] プロになるためのWeb技術入門 - サポートサイト
webtech-fundamentals.pages.dev faviconSite Favicon
Status
Active

Host Information

Domain
webtech-fundamentals.pages.dev
Server
cloudflare
Country
United States
IP Address
172.66.44.186
ASN Information
13335
CLOUDFLARENET

Technologies

Highlight.js logo
Highlight.js
JavaScript libraries
HSTS logo
HSTS
Security
Cloudflare logo
Cloudflare
CDN
HTTP/3 logo
HTTP/3
Miscellaneous

SSL Certificate

HTTPS Enabled
Secure
Certificate Issuer
N/A
Valid From
2025-08-01 11:42:09
Valid Until
2026-08-02 11:42:09
Subject Name
webtech-fundamentals.pages.dev

Performance Statistics

16
Total Requests
1
Domains
1
IP Addresses
200.19 KB
Transfer Size
Content Size287.25 KB

HTTP Headers

Access-Control-Allow-Origin
*
CF-RAY
968d4f71ebbb8aea-QRO
Cache-Control
public, max-age=0, must-revalidate
Connection
keep-alive
Content-Encoding
br
Content-Type
text/html; charset=utf-8
Date
Sat, 02 Aug 2025 11:42:10 GMT
NEL
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Report-To
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Iys6NCb5W%2BFsV%2BZJbRxw%2Bu6fBglLgWof9U3XVJ0J3H8UTmVCdWq0cAROQ5sxzziQw%2FnfDgXBYPAPKtdnXNECIyMVjssDSBRHbWzNuaupSpXRH8LpHZKpex8w0m5aQaCjOMu%2Bqhzd1r48IsWixJj86mM%3D"}],"group":"cf-nel","max_age":604800}
Server
cloudflare
Transfer-Encoding
chunked
Vary
Accept-Encoding
alt-svc
h3=":443"; ma=86400
referrer-policy
strict-origin-when-cross-origin
server-timing
cfL4;desc="?proto=TCP&rtt=0&min_rtt=0&rtt_var=0&sent=0&recv=0&lost=0&retrans=0&sent_bytes=0&recv_bytes=0&delivery_rate=0&cwnd=0&unsent_bytes=0&cid=0ca80c2c6f90ce1f&ts=359&x=0"
x-content-type-options
nosniff
16 headers detected

Technology Stack Analysis

Highlight.js

Highlight.js

JavaScript libraries

No description available

HSTS

HSTS

Security

HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.

Cloudflare

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.

HTTP/3

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 7

Amazonで購入

amzn.to

Analyze
Target URL
https://amzn.to/3AFnuWA

技術評論社の紹介ページ

gihyo.jp

Analyze
Target URL
https://gihyo.jp/book/2024/978-4-297-14571-2

https://github.com/little-forest/webtech-fundamentals/releases

github.com

Analyze
Target URL
https://github.com/little-forest/webtech-fundamentals/releases

https://github.com/little-forest/webtech-fundamentals/tree/v1-latest

github.com

Analyze
Target URL
https://github.com/little-forest/webtech-fundamentals/tree/v1-latest

プロになるためのWeb技術入門

gihyo.jp

Analyze
Target URL
https://gihyo.jp/book/2010/978-4-7741-4235-7

並行して販売

amzn.to

Analyze
Target URL
https://amzn.to/3Z1zDNJ

https://gihyo.jp/site/inquiry/book?ISBN=978-4-297-14571-2

gihyo.jp

Analyze
Target URL
https://gihyo.jp/site/inquiry/book?ISBN=978-4-297-14571-2

Requested Domains 1

webtech-fundamentals.pages.dev

Apex domain
No category information available
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