tes.co.uk
Tes - Education Jobs, Teaching Resources, School Software & Magazine
Last scanned Aug 24, 2026, 1:23 PM
Overall score
Great
Summary
Tes is dedicated to supporting the world’s teachers. This website uses Google Analytics hosted on Fastly. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Tes is dedicated to supporting the world’s teachers. Our mission is to enable great teaching by helping educators to find the tools and technology they need to excel and by supporting them throughout their career and professional development.
- United States
- Hosted on Fastly
Top issues to fix
8 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
7 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+2 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
330 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Tes is dedicated to supporting the world’s teachers. Our mission is to enable great teaching by helping educators to find the tools and technology they need to excel and by supporting them throughout their career and professional development.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Tes - Education Jobs, Teaching Resources, School Software & Magazine
- Description
- Tes is dedicated to supporting the world’s teachers. Our mission is to enable great teaching by helping educators to find the tools and technology they need to excel and by supporting them throughout their career and professional development.
- Canonical
- https://www.tes.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Fastly
- CDN provider
- —
- IP address
- 151.101.64.228
- ASN
- AS54113 (FASTLY - Fastly, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- GlobalSign nv-sa
- Subject
- *.tes.com
- Valid from
- Sep 26, 2025
- Valid to
- Oct 28, 2026
- Days until expiry
- 63
- SAN domains
- *.tes.com, tes.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyEnabled
Compression: gzip · 7 cookie(s) observed
Content & assets
Headings
H1 1 · H2 7 · H3 2
Links
63 internal · 2 external · 0 broken
Images
17 total · 0 missing alt
Scripts / Styles
18 scripts · 48 stylesheets
JS / CSS size
196 KB · 132 KB
Page size
166 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 24
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Careers
Scan details
- Requested URL
- https://tes.co.uk
- Final URL
- https://www.tes.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 327 ms
- HTML size
- 166 KB
- Redirect chain
- https://tes.co.uk → https://www.tes.com/
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Frequently asked questions
- What technology does tes.co.uk use?
- tes.co.uk is built with Google Analytics.
- Is tes.co.uk secure (HTTPS)?
- Yes. tes.co.uk uses TLS 1.2 with a certificate issued by GlobalSign nv-sa, valid until Oct 28, 2026.
- Who hosts tes.co.uk?
- tes.co.uk is hosted on Fastly.
- What is tes.co.uk's SEO score?
- tes.co.uk scored 70/100 for SEO in the latest analysis (fair).
- What is tes.co.uk's overall website score?
- tes.co.uk has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
- Is tes.co.uk hiring?
- Yes. tes.co.uk has 50 open roles listed on their careers page.
OpenGraph & Twitter Card
OpenGraph
Twitter Card