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Energy, telecoms & utilitieswww.pennon-group.co.uk
Pennon Group — website check
British water and utility company, founded 1989, based in Exeter. Pennon Group’s website (www.pennon-group.co.uk) runs on Drupal. It is delivered through Cloudflare. Email from the domain is protected by an enforced DMARC policy.
64
Brand Web Indexout of 100
Share of 26 technical checks the site passes: security, speed, email and SEO. A measurement of the website — not a popularity ranking.
100
Security
40
Speed & delivery
63
Email & domain
45
SEO & markup
Official siteChecked 23 Oct 2026
About the brand
Facts: Wikidata (CC0).
Built with
CMSDrupal
AnalyticsCloudflare Web Analytics
Cookie consent (CMP)OneTrust
Tag managersGoogle Tag Manager
CDNCloudflare
JavaScript librariesjQuery
Security & bot protectionCloudflare Bot Management
Hosting & delivery
Servercloudflare
Network (AS)Amazon Web Services
HTTP versionHTTP/3
TLSTLS 1.3
CertificateGlobalSign nv-sa · valid until 2027-01-18
First response2,179 ms
Homepage weight52 KB
IPv6no
Email & domain
Mail providerMicrosoft 365
SPFyes
DMARC policyp=reject
BIMIno
DNSSECno
CAAno
Verified servicesCisco Webex, Microsoft 365, OneTrust
SEO & social
Title16 characters
Meta description135 characters
Canonicalyes
Structured datano
Language versions0
Open Graphno
Social profiles linkedX
AI crawlers & robots
AI crawlers blockednone
llms.txtno
ads.txtno
security.txtno
Checklist
Security
- HTTPS by default
- HSTS header
- TLS 1.3
- Content-Security-Policy
- X-Content-Type-Options
- Referrer-Policy
Speed & delivery
- HTTP/3
- IPv6
- First response under 1.5 s
- Homepage under 1.5 MB
Email & domain
- SPF record
- DMARC record
- DMARC enforced (quarantine / reject)
- BIMI logo record
- DNSSEC
- CAA record
SEO & markup
- Title tag 10–70 characters
- Meta description
- Canonical link
- Exactly one H1
- Structured data (JSON-LD)
- Open Graph title and image
- All images have alt text
- XML sitemap
- robots.txt
- security.txt
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Data from our own crawler: homepage, DNS, TLS and robots.txt of each brand’s official website. coolbrands.uk.com is an independent catalogue. It is not affiliated with Superbrands (UK) Ltd or the CoolBrands® awards programme, and does not publish their results.
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