vymanga.com 62 C
🛡️ SEO 45 🤖 GEO 79 ⚡ Perf 45 🏗️ Arch 66

vymanga.com — Global SEODiff Score 62/100

vymanga.com
📊

The AI-Readiness profile for vymanga.com is strong: an ACRI of 75/100 places it ahead of 81% of domains in the index. Compared to other infrastructure sites (avg score: 57), vymanga.com performs above the benchmark, suggesting strong competitive positioning in AI search. Content is delivered server-side, meaning bots and AI agents can parse the full page without executing JavaScript. With a 4.7× bloat ratio, the page delivers its content without excessive boilerplate, giving AI systems a clean extraction path. Only 1 schema block is present — adding Organization, WebSite, and Breadcrumb schemas would significantly improve structured data coverage. Robots.txt grants unrestricted access to the key AI user-agents, which is the strongest starting position for AI visibility.

62
C — Global SEODiff Score
Comprehensive search visibility assessment
Strong foundations, but Traditional SEO (45) is your bottleneck.
🎯 Top Fix: Add HSTS header → +2 pts
🔬 Automated SEODiff Assessment · Snapshot: Mar 21, 2026 · 📋 API
📈 ACRI Trend 30 snapshots
Feb 28 Mar 21
🔔 Recent AI Indexing Activity
📈 Mar 21 ACRI +2 (63→65)
🔄 Mar 20 Content change detected
📉 Mar 20 ACRI -2 (65→63)
📈 Mar 19 ACRI +1 (64→65)
📈 Mar 19 ACRI +1 (63→64)
Does your site score higher than vymanga.com?
Run the same 40-signal audit on your own domain — free, instant results.
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🧮 Score Transparency — How is this calculated?
🛡️ Traditional SEO (25% weight)45 × 0.25 = 11.2
🤖 AI Readiness / GEO (40% weight)79 × 0.40 = 31.6
⚡ Performance (20% weight)45 × 0.20 = 9.0
🏗️ Architecture & Trust (15% weight)66 × 0.15 = 9.9
Weighted sum = 11.2 + 31.6 + 9.0 + 9.9
Global SEODiff Score = 62 (C)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
99
Rendering
avg 93
64
Structure
avg 35
2
Schema
avg 9
75
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 0.9%
Rank #8545
+19 pts
Gap
AI (ACRI)
Top 19%
Score 75/100

vymanga.com punches above its weight in AI — AI visibility exceeds Google ranking. This is a competitive moat worth protecting. ACRI measures technical crawler readiness. Read the methodology →

Why vymanga.com ranks here

Tech stackCloudflare Pages
RenderingSSR
Schema coverage1 blocks
Token bloat4.7×

Fastest improvements

  • Reduce token bloat (navigation/footer/code) so agents reach your main content faster (see Token Bloat).
  • Create an llms.txt file so AI crawlers can discover your content structure without heavy crawling. Generate llms.txt →
  • Run a full entropy audit to find which DOM regions waste the most tokens. Run Entropy Audit →
🧪

JavaScript Rendering Check

We check what AI crawlers miss when they skip JavaScript execution.

Running headless browser to simulate AI extraction…
🛡️

Traditional SEO

45/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

46 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

229 chars
Too long

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✗ Exactly 1 <h1> tag — found 16
  • ✗ Has <h2> headings — found 0
  • ✓ <h2> not before <h1>

🔍 Indexability

  • ✗ Canonical tag present
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → en
  • ➖ Hreflang tags — N/A (single language site)
  • ✓ Googlebot allowed by robots.txt

🌐 Social / OpenGraph

  • ✓ og:title — VyManga - Read Manga Online For Free | VyManga
  • ✓ og:description — Read manga online free at VyManga, update fastest, most full, synthesized 24h free with high-quality images. Check the latest chapter of popular manga like Naruto, Boruto, One Piece and Bleach. Enjoy reading. Manga Reader Online.
  • ✓ og:image — preview
  • ✓ twitter:card — summary_large_image
📐 How the SEO Pillar score is calculated

SEO Pillar = Title (20 pts) + Meta Desc (20 pts) + Heading Hierarchy (20 pts) + Indexability (20 pts) + Social/OG (20 pts)

Each sub-score is derived from the checks above. Canonical tag, lang attribute, og:image, and a single H1 are the highest-impact items.

🤖

AI Readiness / GEO

79/100 40 % of Global Score 🟢 High Confidence

This pillar aggregates citation share, hallucination risk, bot access, schema health, and content extractability. The individual diagnostic sections below contribute to this score.

🔗

Citation Alternatives

Research
💡
Insight: In the infrastructure sector, safely.co.jp (ACRI: 90) currently has stronger AI extractability. AI models tend to prefer sources with higher semantic structure and schema coverage. Domains with ACRI < 40 see 3.5× more hallucinations. Read the research →
vymanga.com
65
Your ACRI Score
90
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. safely.co.jp has schema coverage of 3 blocks and uses WordPress. Improve your score by implementing the remediation patches below.
📊 Side-by-Side Comparison →
🚨

Hallucination Risk

Research

Is AI lying about your brand? This panel measures how likely LLMs are to hallucinate facts when extracting information from your page.

Analyzing hallucination risk…

🤖 Bot Access Matrix

GPTBot (OpenAI)
Allowed
ClaudeBot (Anthropic)
Allowed
CCBot (Common Crawl)
Allowed
Google-Extended
Allowed
Googlebot
Allowed

👻 Rendering (Ghost Ratio) Docs

Ghost Ratio 5%
0% — Safe 50% 100% — Risk
Status Server-Side Rendered (Safe)
Rendering Type SSR

📊 Structure & Information Density Docs

Structure Grade 64/100 — Good
Structured Elements 447 elements (447 lists, 0 rows, 0 headers)
Total Words3590
Raw Density12.4%

🏷️ Schema Health Docs

Organization Schema ❌ Missing
Product / Service Schema ⚠️ Not Found
Total Schema Blocks1 block(s) — Basic (low value for AI)

Schema Coverage Map

1/7 schema types detected
❌ Organization
❌ Product/Service
❌ Breadcrumb
❌ FAQ
❌ Article
✅ WebSite
💡Organization schema missing. AI models cannot identify your brand entity. Without it, your brand won't appear in Knowledge Panels or be associated with your content.
💡Product / Service schema missing. AI models don't know this is a SaaS product. Add Product or SoftwareApplication schema so AI understands what you offer and can surface pricing/features.
💡BreadcrumbList schema missing. AI cannot understand your site hierarchy or how pages relate to each other.
💡FAQ schema missing. Adding FAQPage schema lets AI models directly extract Q&A pairs for Featured Snippets and chatbot answers.

📐 AI Efficiency Metrics Docs

64
AI Extractability
Low
Crawl Cost
None
Blocklist Risk
Extractability64/100 — AI models can partially extract answers from this page
Crawl CostLow (30/100) — efficient for AI crawlers to process
Blocklist RiskNone — 0 of 5 AI crawlers blocked

Token Bloat Research

21%
🗑️ 79%
Useful Content (30.5 KB)Bloat (112.4 KB)
Token Bloat Ratio4.7× — Lean

Multimodal Readiness

Visual Context78% Optimized for Vision
Image Alt Coverage47 / 60 images have alt text

TDM Rights

TDM-Reservation HeaderNot set
X-Robots-Tag: noaiNot set

🔥 Structural Entropy Check Research

8 Entropy
Poor Token Bloat: High
Noise Ratio: 78.7% · SNR: 0.27 · Signal: 7813 / Noise: 28786 tokens

🔬 AI-Crawler Simulation

See your website the way AI crawlers do. CSS stripped, structure labeled, content chunked.

🌐
This is what humans see — styled, branded, visual.
Toggle to "AI Agent View" to see what GPTBot, ClaudeBot, and other AI crawlers actually extract from this page.
🤖

AI Answer Preview

NEW

See how AI models summarize your site. Left: your actual content. Right: what the LLM extracts and says about you.

Simulating AI extraction…
🧠

The LLM Interpretation

AI-VERIFIED

SEODiff AI analyzed the extracted content of vymanga.com and produced this structured business intelligence. Fields marked SEMANTIC VOID indicate information the AI could not find — a critical gap in your site’s machine-readability.

Core Offering
VyManga provides a platform for users to read a vast collection of manga from various genres, including shonen, shoujo, and
Target Audience
Manga readers, anime fans, and individuals seeking a wide selection of digital manga content.
Pricing Model
Free to use with optional collection features and potential premium services (not explicitly detailed).
🏆 Competitive Moat
Extensive manga library and a user-friendly interface for browsing and reading manga content.
📊 Content Depth
5/10
🔄 Programmatic SEO Signals
Genre categorization
⚡ Key Pain Points
• Lack of explicit pricing information
• Limited information on advanced features beyond basic reading
Analyzed by SEODiff AI · 2026-02-28

🔧 Tech Stack

AI-Readiness Score75/100
Servercloudflare
CDNcloudflare
HTTP Status200
Load Time1998 ms
Raw HTML Size143.0 KB
Visible Text Size30.5 KB

Performance & Speed

45/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

1998 ms
Slow — bots may time out or deprioritise

Google considers <200 ms "good". AI crawlers may have even shorter timeouts.

📦 Page Weight

2321
DOM nodes
143 KB
HTML payload
Moderate weight — acceptable for most scenarios

🗄️ Cache & CDN

  • ✓ Cache-Control header → max-age=1800, public
  • ✓ CDN cache status → DYNAMIC
  • ✓ CDN detected → cloudflare

🔬 Tracker Tax

2
tracker scripts
1
third-party domains
0.0%
token overhead
Minimal tracker load — clean signal for bots
googletagmanager.com
📐 How the Performance Pillar score is calculated

Perf Pillar = TTFB (35 pts) + Page Weight (25 pts) + Cache/CDN (20 pts) + Tracker Tax (20 pts)

TTFB <200 ms = full marks. DOM >3000 or payload >300 KB incurs heavy penalties. Tracker scripts beyond 5 reduce score.

🏗️

Architecture & Trust

66/100 15 % of Global Score 🟡 Medium Confidence

🗺️ Sitemap & Robots

  • ✗ Sitemap declared in robots.txt
  • ✓ Googlebot allowed
  • ✓ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

500
internal links
3
external links
Good internal linking — helps crawlers discover content

🔒 Security & Trust

  • ✗ HSTS header (Strict-Transport-Security)
  • ✗ Content-Security-Policy header
  • ✓ HTTP status 200 OK (got 200)

♿ Accessibility Signals

  • ✓ HTML lang attribute → en
  • ✓ Meta viewport for mobile
  • ✗ Single H1 for screen readers
📐 How the Architecture Pillar score is calculated

Arch Pillar = Sitemap & Robots (30 pts) + Linking (25 pts) + Security (25 pts) + Accessibility (20 pts)

Having a valid sitemap, allowing AI bots, HSTS, and a good internal link count are the highest-impact items.

🏅 AI-Verified Trust Badge

Your site scores 65/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for vymanga.com
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/vymanga.com" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=vymanga.com" alt="AI-Verified by SEODiff" width="280" height="52"></a>

💡 Paste in your site footer, GitHub README, or email signature. Badge updates automatically as your score changes.

� Deep Crawl Analysis 1010 pages · Deep-10

Homepage ACRI
65
Single-page score
+5
Consistent readability
Δ delta
Site-Wide ACRI
71
Avg across 1010 pages · Range 0–75
Topical Cohesion
7%
Topical Drift
TF-IDF cosine similarity
Total Words
1263067
Avg Bloat
18.6×
Page Type ACRI Token Bloat Words Status
https://vymanga.com/contact
VyManga - Read Manga Online For Free | VyManga
support 75 13.3× 701
https://vymanga.com/manga/blood-lad+++
Blood Lad | VyManga
pricing 72 17.3× 1794 💰 Pricing
https://vymanga.com/manga/ubau-mono-ubawareru-mono++
Ubau Mono Ubawareru Mono | VyManga
pricing 72 19.7× 1161 💰 Pricing
https://vymanga.com/manga/hibike-euphonium-kitauji-koukou-suisougakubu-no-ichiban-atsui-natsu
Hibike! Euphonium: Kitauji Koukou Suisougaku-bu no Ichiban Atsui Natsu | VyManga
pricing 72 19.0× 951 💰 Pricing
https://vymanga.com/manga/konjiki-no-word-master-yuusha-yonin-ni-makikomareta-unique-cheat-5
Konjiki no Word Master: Yuusha Yonin ni Makikomareta Unique Cheat | VyManga
pricing 72 16.7× 2323 💰 Pricing
https://vymanga.com/manga/shigatsu-wa-kimi-no-uso-6nin-no-tudes
Shigatsu wa Kimi no Uso: 6-nin no Études | VyManga
pricing 72 18.2× 1017 💰 Pricing
https://vymanga.com/manga/rakudai-kishi-no-cavalry++
Rakudai Kishi no Cavalry | VyManga
pricing 72 15.7× 1837 💰 Pricing
https://vymanga.com/manga/kamisu-reina-series
Kamisu Reina Series | VyManga
pricing 72 18.4× 1021 💰 Pricing
https://vymanga.com/manga/otome-game-no-hametsu-flag-shika-nai-akuyaku-reijou-ni-tensei-shiteshimatta+++
Otome Game no Hametsu Flag shika Nai Akuyaku Reijou ni Tensei shiteshimatta... | VyManga
pricing 72 19.3× 1744 💰 Pricing
https://vymanga.com/manga/dungeon-ni-deai-wo-motomeru-no-wa-machigatteiru-darou-ka-gaiden-sword-oratoria++
Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka | VyManga
pricing 72 15.7× 2161 💰 Pricing
https://vymanga.com/manga/schwarzesmarken
Schwarzesmarken | VyManga
pricing 72 18.7× 1001 💰 Pricing
https://vymanga.com/manga/fushigi-toriatsukaimasu-tsukumodou-kottouten
"Fushigi" Toriatsukaimasu: Tsukumodou Kottouten | VyManga
pricing 72 18.1× 1023 💰 Pricing
https://vymanga.com/manga/only-sense-online
Only Sense Online | VyManga
pricing 72 16.9× 1976 💰 Pricing
https://vymanga.com/manga/fairy-tail-j
Fairy Tail | VyManga
pricing 72 12.0× 7721 💰 Pricing
https://vymanga.com/manga/rakuin-no-monshou
Rakuin no Monshou | VyManga
pricing 72 18.8× 1030 💰 Pricing
https://vymanga.com/manga/intellectual-village-no-zashiki-warashi
Intellectual Village no Zashiki Warashi | VyManga
pricing 72 19.4× 1248 💰 Pricing
https://vymanga.com/manga/gamers
Gamers! | VyManga
pricing 72 18.6× 1343 💰 Pricing
https://vymanga.com/manga/kingdom-hearts-ii+
Kingdom Hearts II | VyManga
pricing 72 19.3× 1480 💰 Pricing
https://vymanga.com/manga/sword-art-online-side-stories
Sword Art Online Side Stories | VyManga
pricing 72 19.9× 1146 💰 Pricing
https://vymanga.com/manga/masamunekun-no-revenge
Masamune-kun no Revenge | VyManga
pricing 72 19.1× 1691 💰 Pricing
Showing 20 of 100 pages. Unlock full subpage table →
📂
Health by Sub-Directory
Average ACRI and top issues aggregated by URL path prefix
Path Pages Avg ACRI Ghost % Bloat Top Issue
/manga/ 499 72 0% 18.5× High JS Bloat
/contact/ 1 75 0% 13.3× High JS Bloat
🔗
Outbound External Citations
0 unique external domains cited across 1010 pages
vynovel.com ×1001
slothanime.com ×1000
aovheroes.com ×374
🔄 Re-Crawl & Update 📡 Track this Domain

Scores update automatically each month. Create a free account for on-demand re-crawls (3/month free).

🔌 API Access

Pull this data programmatically. All sub-page metrics are available via our public API.

curl https://seodiff.io/api/v1/deep10/domain/vymanga.com

Get your free API key — 100 requests/month included.

🔗 Similar infrastructure Sites

Domains with a similar tech stack, industry, and AI readiness profile to vymanga.com. Compare side-by-side.

Domain ACRI AI Score Tech Stack Token Bloat Schema
vymanga.com (this site) 65 75 Cloudflare Pages 4.7× 1
symbolonly.com 86 89 Cloudflare Pages 2.4× 3 Compare →
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📊 Semantic Share of Voice

How often would an AI cite vymanga.com when users ask about topics in this domain's niche? We run entity queries through our 188k-page search index and measure citation probability.

Analyzing citation landscape…

🩹

Remediation Patches

COPY-PASTE

Auto-generated code fixes tailored to vymanga.com. Copy and paste these into your codebase to improve AI visibility. These patches are mathematically proven to increase extraction accuracy →

Add Organization JSON-LD
High Impact ⏱ 5 min
AI models cannot identify your brand entity without Organization schema. This is the #1 fix for AI visibility.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "Organization",
  "name": "Vymanga",
  "url": "https://vymanga.com",
  "logo": "https://content.cdnxyz.xyz/web/img/icon-green.png",
  "sameAs": []
}
</script>
Add FAQ Schema
Medium Impact ⏱ 10 min
FAQ schema lets AI models directly extract Q&A pairs. This is the easiest way to get featured in AI responses.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [
    {
      "@type": "Question",
      "name": "What is Vymanga?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Vymanga does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Vymanga work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Vymanga."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

If you apply the patches above, here's the estimated improvement for vymanga.com:

Current Score
75
Projected Score
87
Improvement
+12 pts
Add Organization schema +6 pts
Reduce token bloat +3 pts
Add FAQ schema +3 pts

*Estimates based on SEODiff's scoring model. Actual results depend on implementation quality.

📋 Data Export

Download scores and metadata for audits, client reports, or CI/CD pipelines. Exports contain computed metrics only (no copyrighted content).

All data is generated automatically and updated with each crawl. JSON exports contain scores and metadata only (no copyrighted content).

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🧭 Self-Diffing (Private Layer)

For owned domains, combine this world snapshot with private drift + regression history.
Template Drift
Track in My Site
Drift → Traffic Impact
In development coming soon
Regression Incidents
Track in My Site
Internal Linking
Deep Audit graph
Semantic Structure
GEO view in Deep Audit
Content Quality
Thin/duplicate tracking

🕒 History

Score over timeAvailable in My Site history
Drift eventsTemplate timeline + incidents
Drift → Revenue AttributionComing soon
Schema/rendering/extractability changesTracked per scan in project history
🔍 Found indexing issues?
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