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schoolofdata.org

https://schoolofdata.org· First analyzed 22 May 2026· Updated 22 May 2026
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schoolofdata.org
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Mobile

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Hosting Provider

cloudflare.com

IP Address

172.67.143.9

Site Location

🇨🇦 Canadavia ip

Server Location

🇨🇦 Toronto, Canada

ASN

AS13335

Organization

Cloudflare, Inc.

Server

Cloudflare

CDN

Cloudflare

WAF

Cloudflare

Nameservers

carl.ns.cloudflare.com.dana.ns.cloudflare.com.

Performance

90

Core Web Vitals

Weight

First Contentful Paint
1.4 s10%
Speed Index
1.9 s10%
Largest Contentful Paint
25%
Total Blocking Time
0.0 ms30%
Cumulative Layout Shift
0.00025%
3.5 MB
66 requests

Image Optimization

Lazy LoadWebPResponsiveJetpack Photon (WordPress)
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
WordPress
cms
Faculticv1.21.0Custom
by AncoraThemes
View Theme

Technology Stack

17 Technologies Detected

SEO Analysis

A84/100
25
6
1
Meta Tags13/15
Content10/12
Headings5/8
Technical25/25
E-E-A-T2/7
Images4/7
Links5/5
URL5/5
Social5/5
Freshness4/4
Mobile3/4
Indexability3/3
S
schoolofdata.orgschoolofdata.org

School of Data – Digital Literacies for The Tech We Want

A new era is dawning for School of Data – after 13 years of pioneering data learning, we are preparing to bridge the digital literacy gap using tools and met...

Description truncated.
Title Length56 chars

Recommended: 50-60 chars (~339px / 580px)

Description Length282 chars

Recommended: 120-160 chars

Issues (1)

  • Most images missing alt text (28/33) — critical for accessibility and SEO

Crawlability

Sitemap

Type: index

14 URLs

14 sub-sitemaps

robots.txt

5 rules

Sitemap reference found

Local SEO

Local Search Readiness

25/100
Needs Work
7 10

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AI & LLM Readiness

D56/100
Bot Access
20/25
Machine Read.
10/25
Schema Data
7/25
Citation
19/25

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.txtinvalid
llms-full.txt
Semantic HTML
Heading Hierarchy
Text ratio:2%
Words:764
Token eff.:Optimal

Structured Data

4 JSON-LD
Organization×1.1WebSiteBreadcrumbList
sameAs entity links

Citation Readiness

Opening Summary54w
Descriptive Headingsavg 10.2w
Canonical URL
Open Graph3/3
Twitter Card3/3
Language Tag
Publish Date
Author Info
Lists
Tables
TL;DR / Summary
About Page Link
Recommendations (8)
AI readiness recommendation preview...

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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
83/100
12
Passed
4
Critical
0
Warnings
Images & Alt Text
20/20
Checks if images have descriptive alt text for screen readers and visually impaired users.
Semantic Structure
15/20
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
12/15
Ensures all interactive elements are reachable and operable via keyboard (tab, enter, escape).
ARIA & Roles
6/15
Checks correct use of WAI-ARIA attributes (roles, states, properties) for assistive technologies.

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.
38/100
F
360 mg
CO₂e / view
3.5 MB
Page Weight
15%
Cleaner Than
New Visitor
411 mg
vs
Returning (cached)
205 mg
Annual (10K/mo)
43.1 kg
Emission Segments
Data Center
18 mg
Network
106 mg
Device
236 mg
Resource Breakdown
JavaScript
405.3 KB
Images
2.3 MB
CSS
363.0 KB
Fonts
1011 B
HTML
38.9 KB
Other
359.5 KB
Green Hosting Verified
Cloudflare
GWF Verified
6 recommendations
  • Carbon footprint recommendation preview...
F

Security Score

0%Critical
Critical / Transactional

HTTPS

WAF

47d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Google Trust Services

Key Algorithm

ECDSA (secp256r1) (256 bit)

Signature

ECDSA with SHA-256

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2+H3

Valid From

10.04.2026

Valid Until

09.07.2026

OCSP Stapling

Enabled

Subject Alternative Names (2)

schoolofdata.org*.schoolofdata.org

SHA-256 Fingerprint

50:B7:95:D6:EA:40:1F:94:79:F6:F3:23:4E:F9:44:5E:A6:C1:C4:C8...

Top Recommendations

Security recommendation preview

HTTP Headers

Developer Console

alt-svc
h3=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray🇩🇪 Frankfurt
9ffca5fb3823755e-FRA
content-encoding
zstd
content-type
text/html
date
Fri, 22 May 2026 14:53:05 GMT
Good Warning Issue

Email Infrastructure

Fastmail

Score

45

SPF
DKIM
DMARC

MX Records (2)

in2-smtp.messagingengine.com
in1-smtp.messagingengine.com

Domain Information

schoolofdata.org

Domain Age
14y 3m

Created

09.02.2012

Expires

09.02.2027

Last Updated

16.12.2025

Registrar

Gandi SAS

DNSSEC
Not Enabled

Privacy & Compliance

Cookie Consent Banner
Privacy Policy
Terms of Service

GDPR Indicators

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
81/100
Mobile Friendly9 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
1 recommendation
  • Mobile compatibility recommendation preview...

Typography & Readability

DM Sans

WCAG Partial
68/100
Readability
/30
20/30

17px · LH 1.65

Hierarchy
/20
14/20

3.94x ratio

WCAG
/25
18/25

1:1 min contrast

Performance
/25
16/25

1 font · 7 req

Heading Font

DM Sans

Sans67px

Body Font

DM Sans

Sans17px

Contrast Ratio

1:1

10 issues

Reading Comfort

~36 CPL

Narrow lines
67px
h1
27px
h2
14px
h3
17px
p
Minor Second
Scale

✅ Excellent readability: 17px body text is ideal for all devices.

❌ Very complex text: Flesch score 15/100. Consider shorter sentences and simpler words.

⚠️ Partial contrast: 10 elements below WCAG AA threshold (min 1.0:1).

❌ Broken heading hierarchy: 2 level skip(s). Screen readers rely on sequential headings (h1→h2→h3).

✅ Strong hierarchy: Headlines are 3.9x larger than body text.

✅ Modern fluid typography: clamp() with rem units ensures zoom accessibility (WCAG 1.4.4).

Buy on MyFontsFluid Type (rem)Flesch 15

Color Palette

8 unique colors
21:1 AAA Light
#ffffff
Background· 92.8%
#000000
Text· 1.6%

Business & Marketing Stack

1 Tools Detected

Growing

Behavior Analytics

1

User behavior and product analytics

1

Categories

1

Total Tools

0

Enterprise

0

Mid-Market

Assessment: Growing marketing technology adoption

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Scripts & Styles

29 Resources

19
Scripts
10
Styles
1
Async
3
Defer

Top Script Sources

schoolofdata.org(17)s0.wp.com(1)stats.wp.com(1)

Website Identity

School of Data

School of Data

Organization

Let's bridge the digital literacy gap together

Location detected: 🇨🇦 Canadavia ip
Gandi SAS📧 Fastmailen-US

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Last analyzed: 22 May 2026 at 14:53

Historical Analysis & Change Tracking