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Restaurants & caféswww.zizzi.co.uk
Zizzi — website check
British chain of Italian restaurants, founded 1999. Zizzi’s website (www.zizzi.co.uk) runs on Sanity. 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.
67
Security
40
Speed & delivery
63
Email & domain
73
SEO & markup
Official siteChecked 22 Oct 2026
About the brand
Facts: Wikidata (CC0).
Built with
CMSSanity
AnalyticsPostHog
Tag managersGoogle Tag Manager
CSS frameworksTailwind CSS
Hosting platformsVercel
Hosting & delivery
ServerVercel
Network (AS)Amazon Web Services
HTTP versionHTTP/3
TLSTLS 1.3
CertificateLet's Encrypt · valid until 2026-12-21
First response2,238 ms
Homepage weight683 KB
IPv6no
Email & domain
Mail providerMicrosoft 365
SPFyes
DMARC policyp=reject
BIMIno
DNSSECno
CAAno
Verified servicesAnthropic, Amazon SES / AWS, Google Search Console, Microsoft 365
SEO & social
Title84 characters
Meta description174 characters
Canonicalyes
Structured dataBreadcrumbList, ListItem, Organization, WebSite
Language versions3
Open Graphno
Social profiles linkedFacebook, Instagram, Linkedin, Tiktok, Youtube
AI crawlers & robots
AI crawlers blockednone
llms.txtyes
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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