stellwerk.net
https://stellwerk.net/
Scanned on April 9, 2026
Quick Wins — Top 5 Issues to Fix
- ✗Description length: 110 chars (too short)meta
- ✗No theme-color meta tag — improves mobile browser appearancemeta
- ✗Title-H1 alignment: 0% word overlap — title and H1 should share key termscontent
- ✗Heading hierarchy has gaps (e.g. H1 to H3 without H2)content
- ✗4 images missing width/height — causes layout shift (CLS)content
SEO — 64/100 (34 issues)
Failed Checks (34)
- ✗Description length: 110 chars (too short)meta
- ✗No theme-color meta tag — improves mobile browser appearancemeta
- ✗Title-H1 alignment: 0% word overlap — title and H1 should share key termscontent
- ✗Heading hierarchy has gaps (e.g. H1 to H3 without H2)content
- ✗4 images missing width/height — causes layout shift (CLS)content
- ✗9 non-descriptive link text(s) found ("mehr erfahren"...) — use descriptive anchor text for SEOcontent
- ✗Missing og:image — social shares will lack visualssocial
- ✗Missing twitter:titlesocial
- ✗Missing twitter:descriptionsocial
- ✗Missing twitter:imagesocial
- ✗No apple-touch-icon — iOS home screen will lack custom icontechnical
- ✗No hreflang tags — add if targeting multiple languagestechnical
- ✗3 render-blocking scripts — add defer or async attributeperformance
- ✗No font preload/preconnect — add for faster renderingperformance
- ✗No Strict-Transport-Security headersecurity
- ✗Missing X-Content-Type-Options headersecurity
- ✗No Content-Security-Policy header — XSS risksecurity
- ✗4 target="_blank" links missing rel="noopener" — security risksecurity
- ✗No Web App Manifest — add for installability and modern web signalstechnical
- ✗Possible hidden text detected (font-size:0 or same-color text) — Google spam violationtechnical
- ✗Event content found but no Event schema — add for event rich resultsschema
- ✗Missing X-Frame-Options — clickjacking risksecurity
- ✗No Referrer-Policy header — may leak URL datasecurity
- ✗No Permissions-Policy — restrict camera/mic/geo accesssecurity
- ✗No Review Schema — add for star ratings in searchecommerce
- ✗No BreadcrumbList Schema — helps search engines show category pathecommerce
- ✗276 links on page — exceeds 100 limit, may dilute link equitycontent
- ✗DOM size: ~1778 elements — exceeds 1500, may slow renderingperformance
- ✗1 render-blocking script(s) in head — add defer or asyncperformance
- ✗2 form input(s) without labels — bad for accessibility and screen readersaccessibility
- ✗6 duplicate ID(s) found: "10" (3x), "11" (3x), "12" (3x) — must be unique per HTML specaccessibility
- ✗Paginated page without rel=next/prev — add for proper crawl chaintechnical
- ✗No RSS/Atom feed in <head> — add for content discovery by aggregators and AItechnical
- ✗No IndexNow integration — add for instant Bing/Yandex indexing on content changestechnical
Passed Checks (60)
- ✓Title tag found: "FINANZ-PROZESSE, DIE EINFACH FUNKTIONIEREN"meta
- ✓Title length: 42 characters (optimal)meta
- ✓Meta description found (110 chars)meta
- ✓Viewport meta tag found (mobile-friendly)meta
- ✓UTF-8 charset declaredmeta
- ✓Language attribute set on HTML tagmeta
- ✓No meta refresh redirect (good)meta
- ✓Robots: "index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1"meta
- ✓Single H1 tag foundcontent
- ✓23 H2 tags foundcontent
- ✓1738 words on page (good content depth)content
- ✓All 13 images have ALT textcontent
- ✓JS-based lazy loading detectedcontent
- ✓2 of 13 images use legacy formats (JPG/PNG/GIF) — convert to WebP/AVIF for 25-50% smaller filescontent
- ✓235 internal links foundcontent
- ✓9 external links foundcontent
- ✓No empty href attributes foundcontent
- ✓Open Graph title foundsocial
- ✓Open Graph description foundsocial
- ✓Open Graph URL foundsocial
- ✓og:type set to "website"social
- ✓og:site_name: "STELLWERK"social
- ✓Twitter Card: "summary_large_image"social
- ✓HTTPS enabledtechnical
- ✓Canonical tag foundtechnical
- ✓Canonical tag is self-referencing (correct)technical
- ✓Favicon foundtechnical
- ✓Compression: gziptechnical
- ✓URL length: 22 chars (good)technical
- ✓URL uses hyphens or no separators (good)technical
- ✓No deprecated HTML tags foundtechnical
- ✓Cache-Control: max-age=0performance
- ✓Contact page/email link foundtrust
- ✓Privacy Policy link foundtrust
- ✓2 JSON-LD schema block(s) foundschema
- ✓Schema types: Corporation, WebSiteschema
- ✓<!DOCTYPE html> declaredtechnical
- ✓No mixed content — all resources use HTTPStechnical
- ✓All 2 JSON-LD block(s) have valid syntaxschema
- ✓font-display: swap detected — prevents invisible textperformance
- ✓Viewport includes width=device-width (responsive)meta
- ✓robots.txt found and allows crawlingtechnical
- ✓robots.txt includes Sitemap referencetechnical
- ✓No AI crawlers blocked in robots.txt — AI search and training can access contenttechnical
- ✓sitemap.xml found with valid formattechnical
- ✓Sitemap contains 3 URL(s)technical
- ✓All 5 checked internal links are workingcontent
- ✓0% nofollow links (0/247) — good link equity flowcontent
- ✓2 resource hint(s) (dns-prefetch/preconnect) — faster loadingperformance
- ✓All schema types have required propertiesschema
- ✓100% responsive images (srcset/picture)content
- ✓max-image-preview:large — eligible for Google Discover large imagesmeta
- ✓Organization schema includes logoschema
- ✓H1 length: 33 characters (optimal)content
- ✓Title and meta description are different (good)meta
- ✓OG URL matches canonical URL (consistent)social
- ✓Viewport allows zoom (good for accessibility)accessibility
- ✓No snippet blocking detected (good — content is fully accessible)technical
- ✓1 third-party script domain(s) (acceptable)performance
- ✓No iframes on pagesecurity
AEO — 72/100 (21 issues)
Failed Checks (21)
- ✗No definition lists (<dl>) — great for term/value pairsdiscoverability
- ✗No code blocks — add <code>/<pre> for technical contentdiscoverability
- ✗No FAQ section found — add Q&A content for AI citationstructure
- ✗No data tables — tables help AI compare and cite datastructure
- ✗Few key-value patterns — use "**Label:** value" format for AIstructure
- ✗No source citations — reference studies and data for authoritycitation
- ✗No Speakable schema — add for voice assistant optimizationvoice
- ✗Formal tone — use more "you", "your", "we" for AI readabilityvoice
- ✗Avg 29 words/sentence — simplify for AI and voicevoice
- ✗Pronoun density: 0.0% — add more "you/your" for engagementvoice
- ✗No summary section — add Key Takeaways for AI extractionvoice
- ✗Few Q&A blocks — add question headings followed by answer paragraphsvoice
- ✗No /llms.txt found — add one to guide AI crawlers (emerging standard)discoverability
- ✗Product Schema lacks name or description — AI cannot parse product infoecommerce
- ✗Price may be JS-only — ensure price is in HTML for AI crawlersecommerce
- ✗No structured specs — add a specifications table for AI parsingecommerce
- ✗No sameAs links in schema — add social profiles for brand recognitioncitation
- ✗Brand name inconsistent — align site name across title, og:site_name, Organization schemacitation
- ✗No video content — multimedia increases AI engagement and citation ratediscoverability
- ✗Statistics lack source references — attribute data to boost AI trustcitation
- ✗No <details>/<summary> elements — use for expandable Q&A contentstructure
Passed Checks (34)
- ✓Structured data found — AI can understand your contentdiscoverability
- ✓1738 words in HTML — good content for AI parsingdiscoverability
- ✓Clean URL structurediscoverability
- ✓6 semantic HTML5 elements founddiscoverability
- ✓11 content sections — well-structured for AIdiscoverability
- ✓Description + OG description both present — clear topic signalsdiscoverability
- ✓84 named entities found — helps AI understand contextdiscoverability
- ✓235 internal links — good topic cluster signaldiscoverability
- ✓Question-style headings found — ideal for AI snippetsstructure
- ✓66 lists found — structured content for AIstructure
- ✓Concise answer paragraphs after headings — great for AI citationstructure
- ✓Step-by-step content detected — AI loves procedural answersstructure
- ✓74% short sentences — easy for AI to extractstructure
- ✓98% concise paragraphs — scannable for AIstructure
- ✓Avg 62 words/section — sufficient depthstructure
- ✓Author information found — builds E-E-A-Tcitation
- ✓Publication/modification date foundcitation
- ✓Statistics and data found in content — highly citablecitation
- ✓Organization schema found — AI can identify your brandcitation
- ✓3/5 E-E-A-T signals presentcitation
- ✓6 external links — references authoritative sourcescitation
- ✓Content references 2026/2025 — fresh contentcitation
- ✓Topic focus: 100% — title keywords found in contentcitation
- ✓4 answer-box-ready paragraphs found after headingscitation
- ✓First paragraph is snippet-ready (20-60 words)voice
- ✓SearchAction schema found — sitelinks search box enabledvoice
- ✓Active voice dominant (0% passive) — AI-friendlyvoice
- ✓27 H2/H3 headings — good content structure for AIvoice
- ✓No AI-blocking robots directives — AI crawlers can access contentdiscoverability
- ✓Freshness signal found (Last-Modified header or dateModified)citation
- ✓AI crawlers allowed in robots.txt (0/4 explicitly listed)discoverability
- ✓Content updated within 90 days — fresh content gets 3.2x more AI citationscitation
- ✓Table of Contents detected — helps AI navigate long contentstructure
- ✓Brand "STELLWERK" used consistently (25 mentions)citation
GEO — 50/100 (31 issues)
Failed Checks (31)
- ✗Few question headings — add Q&A headings for AI Overviewoverview
- ✗Title and H1 don't align — confusing for AI topic matchingoverview
- ✗No step-by-step content — add numbered guides for AIoverview
- ✗27% optimal paragraphs — aim for 20-80 words per paragraphoverview
- ✗No author schema — add for AI trust signalsauthority
- ✗Incomplete brand identity — add og:site_name + Organization schemaauthority
- ✗No original data signals — "our research shows..." boosts AI citationauthority
- ✗No expert quotes — add professional opinions for credibilityauthority
- ✗No FAQ Schema — add for Google rich results + AI Overviewformat
- ✗No HowTo Schema — add for step-by-step rich resultsformat
- ✗No comparison content — add vs. sections for AI recommendationsformat
- ✗No summary section — add Key Takeaways or TL;DR for AIformat
- ✗No BreadcrumbList schema — add for better AI contextformat
- ✗Only one list type — use both <ul> and <ol> for content varietyformat
- ✗Single-perspective content — add "on the other hand..." for balanceformat
- ✗No actionable content — add "you should...", "try...", tipsformat
- ✗No entity Schema types — add Person, Product, or Organization schemasemantic
- ✗No <time> elements — wrap dates in <time datetime="...">semantic
- ✗Few data points with units — add specific numbers (e.g., "300+ users")semantic
- ✗Page size: 1837 KB — very large, may slow AI crawlingtechnical
- ✗Incomplete Open Graph tags — AI uses these for contexttechnical
- ✗Only 2 Schema type(s) — add more for AI contexttechnical
- ✗No Product Entity in Schema.org — add for AI classificationecommerce
- ✗No brand in Schema — add brand info for AI product identificationecommerce
- ✗Missing definition or list format — combine "X is..." with lists for snippetsoverview
- ✗Only 0 data points — add 5+ statistics for +30-40% AI visibility (Princeton study)authority
- ✗Author lacks credentials — anonymous content is a GEO penaltyauthority
- ✗Only 2/6 question types — add What, Why, How headingsoverview
- ✗8 generic anchor texts ("click here") — use descriptive link text for AIsemantic
- ✗No <figure>/<figcaption> — wrap images with descriptive captions for AIformat
- ✗No authoritative sameAs links — add Wikipedia/Wikidata/LinkedIn URIs to schema for Knowledge Graph alignmentauthority
Passed Checks (29)
- ✓Definition-style content found — featured snippet candidateoverview
- ✓Content freshness signals detectedoverview
- ✓Comprehensive content (1738 words, 23 sections)overview
- ✓3-level heading hierarchy — deep content structureoverview
- ✓Source citations found — increases AI trustauthority
- ✓2/5 trust signals foundauthority
- ✓Case study or examples found — AI values concrete examplesauthority
- ✓4 industry terms used — domain expertise signalauthority
- ✓1 links to authoritative sources — boosts credibilityauthority
- ✓5 unique external domains — diverse sourcesauthority
- ✓13 images all with ALT text — AI can understand visualsformat
- ✓Data visualization elements found (tables/charts)format
- ✓3/6 formatting types used — rich contentformat
- ✓Conclusion/recommendation found — helps AI provide answersformat
- ✓6/14 semantic HTML5 elements — deep semantic structuresemantic
- ✓100% title keywords in first 200 words — good prominencesemantic
- ✓37 contextual links — good cross-referencingsemantic
- ✓Content categorization found — clear topic classificationsemantic
- ✓2 sections have subtopics (H3) — deep coveragesemantic
- ✓Mobile-friendly (viewport set)technical
- ✓HTTPS secure — trusted by AI systemstechnical
- ✓Canonical URL set — prevents AI from citing duplicatestechnical
- ✓Page allows AI indexing (no noindex/nosnippet)technical
- ✓Language + OG locale set — clear language signaltechnical
- ✓4 ARIA landmarks found — good accessibility for AItechnical
- ✓All image ALT texts are descriptive (>5 chars)format
- ✓1738 words — sufficient depth for AI analysisoverview
- ✓First 200 words contain topic keywords — AI extracts primarily from the startoverview
- ✓max-image-preview:large — optimal AI rich result displaytechnical
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