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youngchampion.jp

ヤンチャンWeb（ヤングチャンピオン） | 人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイト。

Last scanned Aug 2, 2026, 2:00 AM · 9 views

85

Overall score

Great

Summary

ヤングチャンピオンWebへ、ようこそ！ヤンチャンWebでは、人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイトです。OUT・僕の�… This website uses Next.js behind CloudFront CDN. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (90/100). Top issue: Title longer than 60 characters.

ヤングチャンピオンWebへ、ようこそ！ヤンチャンWebでは、人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイトです。OUT・僕の心のヤバイやつ・片田舎のおっさん、剣聖になるなどたくさんのマンガが読めます。

Top issues to fix

8 issues found

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

  • Title longer than 60 characters

    SEO

    Shorten the title to under 60 characters so search results don't truncate it.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

+2 more issues — details in the sections below.

70

SEO

5 issue(s) found

90

Performance

571 ms

85

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+1 overall since Jul 26, 2026

Overall
85
SEO
70
Security
85
Performance
90
Accessibility
100

Organization

Company details published in this site's own structured data.

ヤングチャンピオンWebへ、ようこそ！ヤンチャンWebでは、人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイトです。OUT・僕の心のヤバイやつ・片田舎のおっさん、剣聖になるなどたくさんのマンガが読めます。

Meta tags

Title
ヤンチャンWeb（ヤングチャンピオン） | 人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイト。
Description
ヤングチャンピオンWebへ、ようこそ！ヤンチャンWebでは、人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイトです。OUT・僕の心のヤバイやつ・片田舎のおっさん、剣聖になるなどたくさんのマンガが読めます。
Canonical
https://youngchampion.jp
Language
ja
Charset
utf-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
ヤンチャンWeb（ヤングチャンピオン） | 人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイト。
og:description
ヤングチャンピオンWebへ、ようこそ！ヤンチャンWebでは、人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイトです。OUT・僕の心のヤバイやつ・片田舎のおっさん、剣聖になるなどたくさんのマンガが読めます。
og:type
website
og:url
—

Twitter Card

twitter:card
summary_large_image
twitter:title
ヤンチャンWeb（ヤングチャンピオン） | 人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイト。
twitter:description
ヤングチャンピオンWebへ、ようこそ！ヤンチャンWebでは、人気マンガやグラビアが毎日無料！アナタの日常を満たすオールジャンルエンタメサイトです。OUT・僕の心のヤバイやつ・片田舎のおっさん、剣聖になるなどたくさんのマンガが読めます。

Technologies

Detected frameworks, languages, and tools.

Next.js

Hosting & CDN

Hosting provider
—
CDN provider
CloudFront
IP address
—
ASN
—

DNS records

TypeValue
A—
AAAA—
MX—
TXT—
NS—
CAA—
CNAME—
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Amazon
Subject
youngchampion.jp
Valid from
Dec 10, 2025
Valid to
Jan 8, 2027
Days until expiry
159
SAN domains
youngchampion.jp

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsMissing
  • X-Content-Type-OptionsMissing
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 44 · H3 30

Links

144 internal · 12 external · 20 broken

Images

145 total · 0 missing alt

Scripts / Styles

122 scripts · 12 stylesheets

JS / CSS size

265 KB · 1.1 KB

Page size

478 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
  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://youngchampion.jp
Final URL
https://youngchampion.jp
HTTP status
200
HTTP version
HTTP/2
Response time
562 ms
HTML size
478 KB
Redirect chain
https://youngchampion.jp

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does youngchampion.jp use?
youngchampion.jp is built with Next.js.
Is youngchampion.jp secure (HTTPS)?
Yes. youngchampion.jp uses TLS 1.3 with a certificate issued by Amazon, valid until Jan 8, 2027.
Who hosts youngchampion.jp?
Hosting provider information for youngchampion.jp is not available yet.
What is youngchampion.jp's SEO score?
youngchampion.jp scored 70/100 for SEO in the latest analysis (fair).
What is youngchampion.jp's overall website score?
youngchampion.jp has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
Has youngchampion.jp's score changed over time?
youngchampion.jp's overall score has improved by 1 point (from 84 to 85) since Jul 26, 2026.