shonenjump.com
集英社『週刊少年ジャンプ』公式サイト
Last scanned Aug 5, 2026, 7:00 PM · 17 views
Overall score
Great
Summary
集英社の少年漫画雑誌『週刊少年ジャンプ』の公式サイト。ジャンプ関連情報は全てここに集結!!. This website uses Apache hosted on IDCF - IDC Frontier Inc., JP. SEO is good (85/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
集英社の少年漫画雑誌『週刊少年ジャンプ』の公式サイト。ジャンプ関連情報は全てここに集結!!
- Japan
- Hosted on IDCF - IDC Frontier Inc., JP
Top issues to fix
6 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
TLS certificate expires in 29 days
SecurityRenew soon or enable auto-renewal to avoid a browser-warning outage.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
SEO
2 issue(s) found
Performance
986 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+1 overall since Jul 26, 2026
- Overall
- 89
- SEO
- 85
- Security
- 75
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
集英社の少年漫画雑誌『週刊少年ジャンプ』の公式サイト。ジャンプ関連情報は全てここに集結!!
Meta tags
- Title
- 集英社『週刊少年ジャンプ』公式サイト
- Description
- 集英社の少年漫画雑誌『週刊少年ジャンプ』の公式サイト。ジャンプ関連情報は全てここに集結!!
- Canonical
- https://www.shonenjump.com/j/
- Language
- ja
- Charset
- utf-8
- Viewport
- width=device-width,initial-scale=1,minimum-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- IDCF - IDC Frontier Inc., JP
- CDN provider
- —
- IP address
- 202.218.223.232
- ASN
- AS4694 (IDCF - IDC Frontier Inc., JP)
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
- *.shonenjump.com
- Valid from
- Jun 6, 2026
- Valid to
- Sep 4, 2026
- Days until expiry
- 29
- SAN domains
- *.shonenjump.com, shonenjump.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 21 · H3 70
Links
71 internal · 64 external · 0 broken
Images
110 total · 0 missing alt
Scripts / Styles
10 scripts · 2 stylesheets
JS / CSS size
112 KB · 81.5 KB
Page size
126 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://shonenjump.com
- Final URL
- https://www.shonenjump.com/j/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 984 ms
- HTML size
- 126 KB
- Redirect chain
- https://shonenjump.com → https://www.shonenjump.com/ → https://www.shonenjump.com/j/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does shonenjump.com use?
- shonenjump.com is built with Google Analytics, Google Ads, Apache.
- Is shonenjump.com secure (HTTPS)?
- Yes. shonenjump.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 4, 2026.
- Who hosts shonenjump.com?
- shonenjump.com is hosted on IDCF - IDC Frontier Inc., JP.
- What is shonenjump.com's SEO score?
- shonenjump.com scored 85/100 for SEO in the latest analysis (great).
- What is shonenjump.com's overall website score?
- shonenjump.com has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
- Has shonenjump.com's score changed over time?
- shonenjump.com's overall score has improved by 1 point (from 88 to 89) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card