Shops & marketplaceswww.aldi.co.uk

Aldi — website check

Brand name of two global discount supermarket chains, founded 1946, based in Essen. Aldi’s website (www.aldi.co.uk) runs on Nuxt. Email from the domain is protected by an enforced DMARC policy.

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

Speed & delivery

Email & domain

SEO & markup

Official siteChecked 22 Oct 2026

About the brand

Founded1946

CountryGermany

HeadquartersEssen

IndustryRetail · Discount store

Official websitewww.aldi.co.uk

Facts: Wikidata (CC0).

UK footprint

1,148

listed locations

regions

573

towns & cities

Listed as “ALDI”.

Store counts compiled from public map listings, October 2026. Listings are grouped by the name they carry; a company’s own store count can differ.

Built with

AnalyticsAdobe Analytics

Cookie consent (CMP)OneTrust

Tag managersAdobe Experience Platform Tags

Advertising & pixelsfluct

Web frameworksNuxt Vue.js

A/B testingAdobe Target

Monitoring & RUMDynatrace

Hosting & delivery

Network (AS)Akamai

HTTP versionHTTP/3

TLSTLS 1.3

CertificateLet's Encrypt · valid until 2026-12-09

First response8,795 ms

Homepage weight872 KB

IPv6yes

Email & domain

Mail providerTrend Micro

SPFyes

DMARC policyp=reject

BIMIyes

DNSSECyes

CAAno

Verified servicesAdobe (Admin Console), Apple (domain verification), Atlassian Cloud, DocuSign, GlobalSign, Google Search Console, KnowBe4, Microsoft 365

SEO & social

Title68 characters

Meta descriptionno

Canonicalyes

Structured dataBreadcrumbList, Corporation, ListItem

Language versions3

Open Graphno

Social profiles linkedFacebook, Instagram, Tiktok, X

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

More shops & marketplaces brands All

Brand	Website	Platform	Security	Speed & delivery	Email & domain	SEO & markup	Index
ASOS	www.asos.com	Sitecore	78	100	88	100	91
Kingfisher	www.kingfisher.com	Sitecore	100	80	75	91	88
Amplifon	www.amplifon.com	Adobe Experience Manager	100	80	63	82	82
Harvey Nichols	www.harveynichols.com	Next.js	89	100	63	73	79
House of Fraser	www.houseoffraser.co.uk	Next.js	89	60	88	73	79
John Lewis	www.johnlewis.com	Next.js	89	40	75	91	79
Londis	www.londis.co.uk	Drupal	100	80	63	73	79
Marks & Spencer	www.marksandspencer.com	Contentful	89	40	75	91	79

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.

Want your brand’s website benchmarked?

We compare your site with your category on security, speed, email and SEO — and fix what lags behind.

Get in touch Services