Which companies does morrisons.com tell about you?

When Packet Voyage last checked morrisons.com on 20 October 2026, the page contacted 4 third-party companies before any cookie consent: Google, OneTrust, tradedoubler.com and optimalpeople.fr. After clicking "Accept All Cookies" on the cookie banner, 9 more joined, including TikTok, Microsoft, Snap, Pinterest, google.co.uk, Meta and 3 others. That ranks it 26th of 31 UK sites in the index for companies contacted before consent.

Before you agree to anything (4)

• Google analytics and tracking, based in US
• OneTrust cookie banners, based in US
• tradedoubler.com other companies
• optimalpeople.fr other companies

After you accept (“Accept All Cookies”) (9)

• TikTok advertising, based in CN
• Microsoft advertising, based in US
• Snap advertising, based in US
• Pinterest social networks, based in US
• google.co.uk other companies
• Meta social networks, based in US
• Xandr (Microsoft) advertising, based in US
• blismedia.com other companies
• blis.com other companies

After you reject (“Reject All”) (0)

After pressing "Reject All", no new companies were contacted (apart from consent platforms or infrastructure).

Other groceries sites

• Sainsbury's: 8 before consent, +13 after
• Tesco: 3 before consent, +0 after

Check it yourself

Open morrisons.com in our browser now to see every request on a map, or get a full report with its speed from around the world.

Measured by opening the home page in Chrome in London as a first-time visitor. One visit from one place is a snapshot, and some early contacts (such as the cookie banner itself) are normal. How the index works.