fe-siken.com
基本情報技術者試験ドットコム
Last scanned Jul 26, 2026, 12:19 PM
Overall score
Great
Summary
基本情報技術者試験の解説No.1を目指すサイト。試験の概要・出題範囲・おすすめのテキストから過去問題の解説まで基本情報技術者に関係している情報を発信して… This website uses Nginx. SEO is good (75/100) and accessibility is fair (70/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
基本情報技術者試験の解説No.1を目指すサイト。試験の概要・出題範囲・おすすめのテキストから過去問題の解説まで基本情報技術者に関係している情報を発信しています。わからない疑問・難問があれば掲示板かメールでお気軽にお問い合わせください。
Top issues to fix
9 issues found · 2 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+3 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
281 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
基本情報技術者試験の解説No.1を目指すサイト。試験の概要・出題範囲・おすすめのテキストから過去問題の解説まで基本情報技術者に関係している情報を発信しています。わからない疑問・難問があれば掲示板かメールでお気軽にお問い合わせください。
Meta tags
- Title
- 基本情報技術者試験ドットコム
- Description
- 基本情報技術者試験の解説No.1を目指すサイト。試験の概要・出題範囲・おすすめのテキストから過去問題の解説まで基本情報技術者に関係している情報を発信しています。わからない疑問・難問があれば掲示板かメールでお気軽にお問い合わせください。
- Canonical
- https://www.fe-siken.com/
- Language
- ja
- Charset
- UTF-8
- Viewport
- width=1000,user-scalable=yes
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- www.fe-siken.com
- Valid from
- Jul 16, 2026
- Valid to
- Oct 14, 2026
- Days until expiry
- 77
- SAN domains
- fe-siken.com, www.fe-siken.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 4 · H3 1
Links
88 internal · 19 external · 20 broken
Images
5 total · 4 missing alt
Scripts / Styles
9 scripts · 2 stylesheets
JS / CSS size
869 B · 1.0 KB
Page size
21.7 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Over half of images are missing alt text
Scan details
- Requested URL
- https://fe-siken.com
- Final URL
- https://www.fe-siken.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 281 ms
- HTML size
- 21.7 KB
- Redirect chain
- https://fe-siken.com → https://www.fe-siken.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does fe-siken.com use?
- fe-siken.com is built with jQuery, Google Analytics, Nginx.
- Is fe-siken.com secure (HTTPS)?
- Yes. fe-siken.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 14, 2026.
- Who hosts fe-siken.com?
- Hosting provider information for fe-siken.com is not available yet.
- What is fe-siken.com's SEO score?
- fe-siken.com scored 75/100 for SEO in the latest analysis (fair).
- What is fe-siken.com's overall website score?
- fe-siken.com has an overall SiteGraph score of 80/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card