shonenjumpplus.com
少年ジャンプ＋｜人気オリジナル連載が全話無料！の最強WEBマンガ誌
Last scanned Jul 31, 2026, 11:00 PM · 7 views
Overall score
Fair
Summary
アプリなら『SPY×FAMILY』『ダンダダン』『サンキューピッチ』などオリジナル連載が初回全話無料で読める！人気マンガを毎日無料で更新中「少年ジャンプ＋」。. This website uses Nginx behind CloudFront CDN. SEO is fair (65/100) and accessibility is fair (70/100). Security scores good (80/100) and performance good (80/100). Top issue: Title longer than 60 characters.
アプリなら『SPY×FAMILY』『ダンダダン』『サンキューピッチ』などオリジナル連載が初回全話無料で読める！人気マンガを毎日無料で更新中「少年ジャンプ＋」。
Top issues to fix
10 issues found · 3 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.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
+4 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
2.05 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
+1 overall since Jul 24, 2026
- Overall
- 74
- SEO
- 65
- Security
- 80
- Performance
- 80
- Accessibility
- 70
Organization
Company details published in this site's own structured data.
アプリなら『SPY×FAMILY』『ダンダダン』『サンキューピッチ』などオリジナル連載が初回全話無料で読める！人気マンガを毎日無料で更新中「少年ジャンプ＋」。
Meta tags
- Title
- 少年ジャンプ＋｜人気オリジナル連載が全話無料！の最強WEBマンガ誌
- Description
- アプリなら『SPY×FAMILY』『ダンダダン』『サンキューピッチ』などオリジナル連載が初回全話無料で読める！人気マンガを毎日無料で更新中「少年ジャンプ＋」。
- Canonical
- https://shonenjumpplus.com/
- Language
- ja
- Charset
- utf-8
- Viewport
- width=device-width, minimum-scale=1.0, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- CloudFront
- 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
- Amazon
- Subject
- shonenjumpplus.com
- Valid from
- Dec 9, 2025
- Valid to
- Jan 7, 2027
- Days until expiry
- 160
- SAN domains
- shonenjumpplus.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 10 · H2 66 · H3 105
Links
114 internal · 23 external · 20 broken
Images
197 total · 107 missing alt
Scripts / Styles
11 scripts · 2 stylesheets
JS / CSS size
33.4 KB · 0 B
Page size
217 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
- Multiple H1 headings found
- 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://shonenjumpplus.com
- Final URL
- https://shonenjumpplus.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 2.05 s
- HTML size
- 217 KB
- Redirect chain
- https://shonenjumpplus.com
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Frequently asked questions
- What technology does shonenjumpplus.com use?
- shonenjumpplus.com is built with jQuery, Meta Pixel, Nginx.
- Is shonenjumpplus.com secure (HTTPS)?
- Yes. shonenjumpplus.com uses TLS 1.3 with a certificate issued by Amazon, valid until Jan 7, 2027.
- Who hosts shonenjumpplus.com?
- Hosting provider information for shonenjumpplus.com is not available yet.
- What is shonenjumpplus.com's SEO score?
- shonenjumpplus.com scored 65/100 for SEO in the latest analysis (fair).
- What is shonenjumpplus.com's overall website score?
- shonenjumpplus.com has an overall SiteGraph score of 74/100, combining SEO, performance, security, and accessibility.
- Has shonenjumpplus.com's score changed over time?
- shonenjumpplus.com's overall score has improved by 1 point (from 73 to 74) since Jul 24, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card