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schule.at

https://schule.at· First analyzed 03 May 2026· Updated 03 May 2026
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schule.at
Desktop screenshot of schule.at
Mobile screenshot of schule.at
Mobile

Sponsored

Hosting Provider

IP Address

78.104.54.6

Site Location

🇦🇹 Wien, Austriavia schema_nap

Server Location

🇦🇹 Linz, Austria

ASN

AS1853

Organization

Education Group GmbH

Server

OpenResty

Nameservers

gatekeeper.asn-linz.ac.at.ns2.edugroup.at.

Performance

100

Core Web Vitals

Weight

First Contentful Paint
504 ms10%
Speed Index
655 ms10%
Largest Contentful Paint
25%
Total Blocking Time
0.0 ms30%
Cumulative Layout Shift
0.00025%
2.6 MB
57 requests
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
TYPO3

Progressive Web App

Web ManifestApple Touch IconTheme Color

Technology Stack

5 Technologies Detected

CSS Frameworks

1

Icon Libraries

1

Analytics

1

Web Servers

1

Languages

1

SEO Analysis

B76/100
20
5
0
Meta Tags15/15
Content10/12
Headings6/8
Technical20/25
E-E-A-T2/7
Images2/7
Links5/5
URL5/5
Social5/5
Freshness0/4
Mobile3/4
Indexability3/3
S
schule.atschule.at

Die digitale Bildungsplattform Österreichs - Schule.at |

Zentraler Zugang zur Bildungswelt. Qualitätsgesichertes Unterrichtsmaterial, Apps&Tools-Datenbank, hilfreiche Services, News&Talks

Title Length56 chars

Recommended: 50-60 chars (~325px / 580px)

Description Length131 chars

Recommended: 120-160 chars

Issues (0)

    Crawlability

    Sitemap
    robots.txt

    1 rules

    Allows all crawlers

    Local SEO

    Local Search Readiness

    25/100
    Needs Work
    7 13

    Sponsored

    AI & LLM Readiness

    D52/100
    Bot Access
    20/25
    Machine Read.
    14/25
    Schema Data
    5/25
    Citation
    13/25

    AI Bot Access

    14/14 accessible
    AI Search
    OAI-SearchBot
    PerplexityBot
    Claude-SearchBot
    Gemini-Deep-Research
    DuckAssistBot
    Training
    GPTBot
    ClaudeBot
    Google-Extended
    Meta-ExternalAgent
    Bytespiderinfo
    Amazonbot
    Applebot-Extended
    CCBotinfo
    Fetch
    ChatGPT-User

    Machine Readability

    llms.txt
    llms-full.txt
    Semantic HTML
    Heading Hierarchy
    blockquotesnavheader/footer
    Text ratio:6%
    Words:780
    Token eff.:Optimal
    Sections/1K:46.2
    Depth:3/5

    Structured Data

    1 JSON-LD
    Article×1.2microdataOrganization×1.1

    Citation Readiness

    Opening Summary14w
    Descriptive Headingsavg 4.4w
    Canonical URL
    Open Graph3/3
    Twitter Card3/3
    Language Tag
    Publish Date
    Author Info
    Lists
    Tables
    TL;DR / Summary
    About Page Link
    Recommendations (9)
    AI readiness recommendation preview...

    Sponsored

    Accessibility

    WCAG 2.1 Compliance

    Evaluates how accessible your website is for users with disabilities, based on WCAG 2.1 guidelines. Checks images, forms, keyboard navigation, ARIA roles, and color contrast.
    A
    88/100
    14
    Passed
    1
    Critical
    0
    Warnings
    Images & Alt Text
    20/20
    Checks if images have descriptive alt text for screen readers and visually impaired users.
    Semantic Structure
    20/20
    Evaluates proper use of HTML5 semantic elements (header, nav, main, footer) and heading hierarchy.
    Forms & Inputs
    15/15
    Verifies form fields have labels, error messages are clear, and inputs are properly associated.
    Color & Contrast
    15/15
    Tests text-to-background color contrast ratios against WCAG AA/AAA minimum requirements.
    Keyboard & Focus
    9/15
    Ensures all interactive elements are reachable and operable via keyboard (tab, enter, escape).
    ARIA & Roles
    9/15
    Checks correct use of WAI-ARIA attributes (roles, states, properties) for assistive technologies.
    1 recommendation
    • Accessibility recommendation preview...

    Carbon Footprint

    SWDM v4 · Eco-Score

    Carbon emissions estimated using the Sustainable Web Design Model v4 (SWDM v4). Factors in data center, network, and device energy across new and returning visitors. Grade thresholds based on HTTP Archive percentiles.
    24/100
    E
    334 mg
    CO₂e / view
    2.6 MB
    Page Weight
    30%
    Cleaner Than
    New Visitor
    382 mg
    vs
    Returning (cached)
    191 mg
    Annual (10K/mo)
    40.1 kg
    Emission Segments
    Data Center
    75 mg
    Network
    80 mg
    Device
    179 mg
    Resource Breakdown
    JavaScript
    108.2 KB
    Images
    1.3 MB
    CSS
    1.2 MB
    HTML
    17.8 KB
    Green Hosting Not Verified
    Education Group GmbH
    5 recommendations
    • Carbon footprint recommendation preview...
    F

    Security Score

    40%Critical

    No SSL

    No WAF

    N/A

    HTTP Headers

    Developer Console

    cache-control
    🟡 0s(max-age=0)
    content-encoding
    📦 Gzip(gzip)
    content-language
    de-DE
    content-length
    17968
    content-type
    text/html; charset=utf-8
    date
    Sun, 03 May 2026 00:17:22 GMT
    Good Warning Issue

    Email Infrastructure

    Microsoft 365

    Score

    100

    SPF
    DKIM
    DMARC

    DMARC Policy

    Reject (Strictest)

    MX Records (1)

    schule-at.mail.protection.outlook.com

    Domain Information

    schule.at

    Registrar

    BM fuer Bildung ( https://nic.at/registrar/749 )

    DNSSEC
    Not Enabled

    Privacy & Compliance

    Cookie Consent Banner
    Privacy Policy
    Terms of Service

    GDPR Indicators

    Cookie consent banner detected
    Privacy policy page linked

    Mobile Compatibility

    Viewport & Responsive Test

    Tests how well your website works on mobile devices. Checks viewport configuration, responsive layout, touch targets, font readability, and simulates rendering across different screen sizes.
    A
    80/100
    Mobile Friendly18 breakpoints
    Viewport Meta
    The viewport meta tag tells mobile browsers how to scale the page. Without it, mobile devices render at desktop width.
    Responsive Design
    Uses CSS media queries or flexible layouts to adapt content to different screen sizes automatically.
    Touch Icons
    Apple touch icons and favicons displayed when users add the site to their home screen on mobile devices.
    Readable Font Size
    Base font size should be at least 16px on mobile to ensure text is readable without zooming.
    Relative Units
    Using em, rem, %, or vw instead of fixed px values allows content to scale properly across screen sizes.
    No H-Scroll Risk
    No elements wider than the viewport that would cause horizontal scrolling on mobile devices.
    Tap Targets OK
    Interactive elements (buttons, links) are at least 48x48px with enough spacing to prevent accidental taps.
    No Fixed Widths
    No elements with fixed pixel widths that could overflow on smaller screens and break the layout.
    Viewport
    width=device-width, initial-scale=1, shrink-to-fit=no
    2 recommendations
    • Mobile compatibility recommendation preview...

    Typography & Readability

    Maven Pro + Open Sans

    WCAG AA
    67/100
    Readability
    /30
    25/30

    16px · LH 1.50

    Hierarchy
    /20
    15/20

    1.88x ratio · ✓ H1→H6

    WCAG
    /25
    18/25

    6.07:1 min contrast

    Performance
    /25
    9/25

    System fonts

    Heading Font

    Maven Pro

    Sans30px

    Body Font

    Open Sans

    Sans16px

    Contrast Ratio

    6.07:1

    WCAG AA (≥4.5:1)

    Reading Comfort

    ~35 CPL

    Narrow lines
    30px
    h1
    24px
    h2
    18px
    h3
    16px
    p

    ✅ Excellent readability: 16px body text is ideal for all devices.

    ✅ Optimal line spacing: 1.50 ratio (ideal range 1.4–1.6).

    ❌ Very complex text: Flesch score 20/100. Consider shorter sentences and simpler words.

    ✅ WCAG AA contrast: All text meets 4.5:1 ratio (min 6.1:1).

    ✅ Perfect heading hierarchy: Sequential h1→h2→h3 with single H1 — ideal for SEO & accessibility.

    ✅ System fonts: Zero font loading delay — best possible LCP impact.

    Color Palette

    7 unique colors
    11.47:1 AAA Light
    #ffffff
    Primary· 53%
    #353a40
    Secondary· 13.3%
    #e7e039
    Accent· 11.200000000000001%
    #30221d
    Secondary· 5.6%
    #815848
    Secondary· 5%
    #bfb882
    Secondary· 3.8%

    Business & Marketing Stack

    2 Tools Detected

    Growing

    Behavior Analytics

    2

    User behavior and product analytics

    1

    Categories

    2

    Total Tools

    0

    Enterprise

    1

    Mid-Market

    Assessment: Growing marketing technology adoption

    Sponsored

    Scripts & Styles

    13 Resources

    4
    Scripts
    9
    Styles
    4
    Async
    1
    Defer

    Top Script Sources

    local(3)tracking.edugroup.at(1)

    Website Identity

    Schule.at

    Schule.at

    Organization

    Minoritenplatz 5, Wien

    1010, Wien

    Austria

    Location detected: 🇦🇹 Austria, Wienvia schema_nap
    BM fuer Bildung ( https://nic.at/registrar/749 )📧 Microsoft 365de

    Social Profiles

    Sponsored

    Last analyzed: 03 May 2026 at 00:17

    Historical Analysis & Change Tracking

    schule.at Technology Stack - Built With Tailwind CSS, Font Awesome, Matomo, OpenResty, PHP | StackOptic | StackOptic