allesl.com
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Hosting Provider
cloudflare.comIP Address
172.64.150.187
Site Location
🇨🇦 Canadavia ip
Server Location
🇨🇦 Toronto, Canada
ASN
AS13335
Organization
Cloudflare, Inc.
Server
Cloudflare
CDN
Cloudflare
WAF
Cloudflare
Nameservers
Performance
Core Web Vitals
Weight
Image Optimization
Architecture Stack
Technology Stack
12 Technologies Detected
Analytics
2CSS Frameworks
1Icon Libraries
1Advertising
1CDN
1SEO Analysis
Home - ALL ESL
Get TEFL Certified Do you want to teach abroad or online? Check out our accredited TEFL certification guide. Become a teacher and make a difference in the wo...
Recommended: 50-60 chars (~89px / 580px)
Recommended: 120-160 chars
Issues (1)
- • Missing H1 tag — every page should have exactly one H1
10 issues found
Upgrade to view detailsCrawlability
Type: index
5 URLs
5 sub-sitemaps
5 rules
Local SEO
Local Search Readiness
This site doesn't appear to be a local business. Local SEO signals are optional for non-local websites.
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AI & LLM Readiness
AI Bot Access
14/14 accessibleMachine Readability
Structured Data
5 JSON-LDCitation Readiness
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Accessibility
WCAG 2.1 Compliance
- •Accessibility recommendation preview...
Carbon Footprint
SWDM v4 · Eco-Score
- •Carbon footprint recommendation preview...
Security Score
HTTPS
WAF
75d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
Let's Encrypt
Key Algorithm
ECDSA (secp256r1) (256 bit)
Signature
ECDSA with SHA-384
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2+H3
Valid From
20.05.2026
Valid Until
18.08.2026
Subject Alternative Names (1)
SHA-256 Fingerprint
CC:42:A7:25:23:0E:6F:F8:04:70:0A:DF:97:F2:A5:E2:2A:56:41:98...
HTTP Headers
Developer Console
Email Infrastructure
Custom Mail Server
Score
90
DMARC Policy
None (Monitor Only)
MX Records (1)
Domain Information
allesl.com
Created
13.03.2017
Expires
13.03.2027
Last Updated
26.02.2026
Registrar
Launchpad.com Inc.
Privacy & Compliance
Quantcast Choice
GDPR Indicators
Mobile Compatibility
Viewport & Responsive Test
width=device-width, initial-scale=1, minimum-scale=1- •Mobile compatibility recommendation preview...
Typography & Readability
-apple-system + Inter
17px · LH 1.60
4.35:1 min contrast
System fonts
Heading Font
-apple-system
Body Font
Inter
Contrast Ratio
4.35:1
5 issuesReading Comfort
~32 CPL
Narrow lines✅ Excellent readability: 17px body text is ideal for all devices.
✅ Optimal line spacing: 1.60 ratio (ideal range 1.4–1.6).
⚠️ Hard to read: Flesch score 48/100. Simplify sentences for wider reach.
⚠️ Partial contrast: 5 elements below WCAG AA threshold (min 4.3:1).
❌ Missing H1: Every page should have exactly one H1 element for SEO and accessibility.
✅ Modern fluid typography: clamp() with rem units ensures zoom accessibility (WCAG 1.4.4).
Color Palette
8 unique colorsBusiness & Marketing Stack
1 Tools Detected
1
Categories
1
Total Tools
0
Enterprise
0
Mid-Market
Assessment: Growing marketing technology adoption
Ad Networks
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Scripts & Styles
19 Resources
Top Script Sources
Website Identity

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Historical Analysis & Change Tracking