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Energy, telecoms & utilitiesoctopusenergy.group

Octopus Energy — website check

British energy company, founded 2015, based in London. Octopus Energy’s website is octopusenergy.group; we did not detect a known CMS or shop platform. It is delivered through Fastly. Email from the domain is protected by an enforced DMARC policy.

Logo: Octopus Energy Ltd · Public domain · Wikimedia Commons
61
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.

67
Security
40
Speed & delivery
63
Email & domain
64
SEO & markup
Official siteChecked 23 Oct 2026

About the brand

Founded2015
CountryUnited Kingdom
HeadquartersLondon
IndustryEnergy retailing
Part ofOctopus Group
Official websiteoctopusenergy.group

Facts: Wikidata (CC0).

Built with

Tag managersGoogle Tag Manager
CDNFastly
CSS frameworksBootstrap
JavaScript librariesjQueryModernizr
Web serversVarnish
Hosting platformsGitHub Pages
Social & widgetsX (Twitter) embed

Hosting & delivery

ServerGitHub.com
Network (AS)Fastly
HTTP versionHTTP/3
TLSTLS 1.3
CertificateLet's Encrypt · valid until 2027-01-18
First response2,908 ms
Homepage weight36 KB
IPv6no

Email & domain

Mail providerMimecast
SPFyes
DMARC policyp=reject
BIMIno
DNSSECno
CAAno
Verified servicesAdobe (Admin Console), Anthropic, Apple (domain verification), Atlassian Cloud, Google Search Console, Microsoft 365, Miro, OpenAI

SEO & social

Title20 characters
Meta description38 characters
Canonicalno
Structured datano
Language versions0
Open Graphyes
Social profiles linkedLinkedin, X

AI crawlers & robots

AI crawlers blockednone
llms.txtno
ads.txtno
security.txtyes

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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