Marketing

"_mkto_trk" Cookie

OneTrust

Description

This cookie is associated with an email marketing service provided by Marketo. This tracking cookie allows a website to link visitor behaviour to the recipient of an email marketing campaign, to measure campaign effectiveness.

Details

Cookie Name: _mkto_trk
Category: Marketing
Service: OneTrust
Duration: 729 days
Popularity: 0.2% of scanned websites
Data Source: Open cookie db

Consent Requirement

This cookie is classified as marketing/advertising. It requires explicit user consent under virtually all privacy regulations including GDPR, CCPA, and ePrivacy.

Consent Requirements by Regulation

GDPR & ePrivacy (EU)

Explicit prior consent is required before setting _mkto_trk. Advertising and tracking cookies are never covered by the strictly necessary exemption.

UK GDPR & PECR

Explicit consent is required before setting _mkto_trk.

CCPA/CPRA (California)

Setting _mkto_trk for cross-context behavioural advertising is treated as sharing personal information: provide a "Do Not Sell or Share" opt-out and honour the Global Privacy Control signal.

Managing _mkto_trk with a Consent Banner

A consent management platform keeps _mkto_trk blocked until the visitor opts in to the marketing category. Kukie.io's scanner detects it automatically, categorises it, and the banner's auto-blocking holds back the script that sets it until consent is given - visitors who decline never receive it.

Frequently Asked Questions

Does the _mkto_trk cookie require consent?

Yes. _mkto_trk is a marketing cookie and requires explicit prior consent under GDPR, PECR, and the ePrivacy rules, plus a sale/share opt-out under CCPA/CPRA.

How long does the _mkto_trk cookie last?

_mkto_trk typically persists for 729 days. The exact lifetime can vary with the site's configuration and the version of the script that sets it.

Who sets the _mkto_trk cookie?

_mkto_trk is set by OneTrust. It is categorised as marketing.

How common is the _mkto_trk cookie?

_mkto_trk appears on about 0.2% of the websites scanned by Kukie.io, based on real scan data.

How do I block or delete the _mkto_trk cookie?

Visitors can delete _mkto_trk at any time through their browser's cookie settings. Site owners can keep it blocked until consent with a consent management platform: Kukie.io's auto-blocking holds marketing cookies back until the visitor opts in.