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Source-Backed Evidence ProfileAdvertising & AdtechCurrent route evidence recordedCatalog provenance verifiedBounded evidence gate passed

How to Opt Out of Quantcast

Recorded route and removal checklist for Quantcast (quantcast.com). Review the captured evidence, locate your profile when the provider offers a search, disclose only what is necessary, and keep your own request record.

Rahul Kandoriya
Written byRahul Kandoriya·Founder, OfflistMe·Last updated September 6, 2026
Coverage scope: The OfflistMe catalog currently records 1000+data-broker workflows. Paid access lets you select workflows at once; you review and send or submit the generated requests, while provider eligibility and outcomes remain outside OfflistMe's control.

Record verification state

Read the gate definitions →

This record clears the bounded catalog/evidence gate used to publish its source-limited route. It is not proof that every field is complete, that a request was accepted or delivered, or that data was deleted.

Catalog provenance
Verified
Bounded evidence gate
Passed
Field review
Open
Snapshot field states
Assessed
Known fields
72/258
Primary source URLs
5

Snapshot detail: 186 fields are not recorded in this evidence bundle and 0 preserve explicit uncertainty. Not recorded does not mean absent; it means the current snapshot does not establish the fact. Read the assessment method →

Open field review: Optional Or Contextual Fields, Suppression Group. These fields remain bounded as unknown or not recorded; they are not filled by inference.

Looking for detailed screenshots and step-by-step walkthrough? Check out our Dedicated Quantcast Guide.

View Guide

Quick Summary & Recorded Route

To request data removal from Quantcast, review the recorded route page and follow its current request instructions at the recorded route quantcast.com. The catalog records Form as the primary method, no individual processing timeframe, and a latest recorded review date of 2026-09-06. This page does not infer request acceptance or deletion.

Quantcast At a Glance

Recorded Domain
quantcast.com
Opt-Out Method
Form
Catalog Difficulty
3/5 (Moderate)
Recorded Timeline
Not recorded
Government ID Requirement
Not recorded in this snapshot
Recorded Geographic Scope
Us
Recorded Legal Operator
Quantcast Corporation
Parent Entity
No distinct external parent recorded (No external parent identified; privately held.)
Evidence Grade
First-party route checked
Registry Matches
No match recorded in captured sources
Recorded Data Domains
advertising and adtech, location data, device identifiers
Latest Recorded Review
2026-09-06

Step-by-Step Quantcast Request Review

Use this source-limited checklist to review a request for Quantcast. It does not establish that the provider accepted a request or deleted every copy:

  1. 1

    Locate your listing on Quantcast

    If Quantcast provides a public search, look for the matching record using only the details needed for matching. Save the profile URL when one is available; do not disclose extra personal information just to search.

  2. 2

    Open the recorded provider route

    Open https://www.quantcast.com/privacy/data-subject-rights/ and confirm that the page accepts the request type you need. A reachable URL is not proof that its current page accepts every privacy request.

  3. 3

    Verify and submit only required matching fields

    The recorded workflow lists Not Established From A Current Source.. Provide only what the current provider instructions require and review the recipient before sending. not_stated_in_reviewed_sources

  4. 4

    Complete and save any provider confirmation

    The recorded workflow lists Form Confirmation, Source Recheck. Complete those steps only if the current provider page presents them, and retain the confirmation for your own records.

  5. 5

    Choose a follow-up date that works for you

    No individual processing timeframe is recorded. Recheck the same route if useful, but a missing public listing is not proof that every copy was deleted.

Required Information & Submission Channels

Required Fields

  • Not Established From A Current Source.

Submission Channels

  • Web Privacy Route

Completion Evidence to Save

  • Form Confirmation
  • Source Recheck

Recorded Data Domains for Quantcast

The current evidence bundle names the following consumer data domains for Quantcast. These labels describe the recorded source context; they do not prove that a specific person's record contains every domain.

advertising and adtech
location data
device identifiers
behavioral events
audience segments
advertising measurement
advertising attribution

*Data domain classifications represent documented aggregate intelligence. Presence in a category does not guarantee a specific individual profile exists without manual verification on quantcast.com.

Privacy rights depend on your location, the provider's role, the request type, and statutory exceptions. Use the jurisdiction-specific guides below as starting points and verify the current regulator or legal source before relying on a deadline or exemption.

California (CCPA/CPRA)

California privacy and data-broker rules include deletion and opt-out mechanisms with scope, identity, and exception rules that should be checked against current CPPA material.

CCPA Opt-Out Guide →Current CPPA data-broker guidance ↗

European Union / UK (GDPR)

Erasure rights, response duties, and controller/processor responsibilities depend on the applicable GDPR or UK framework and its exceptions.

GDPR Erasure Guide →EU Commission rights guidance ↗UK ICO erasure guidance ↗

Texas Data Broker Law

Texas privacy and data-broker obligations depend on the covered entity, effective date, and request scope; check the current statute and regulator materials.

Texas Privacy Guide →Texas AG data-broker guidance ↗

Oregon Consumer Privacy Act

Oregon privacy and data-broker rules have defined rights and obligations whose scope should be checked against the current statute and regulator materials.

Oregon Privacy Guide →Oregon DFR registry guidance ↗

Identity Verification & Security Precautions

Recorded identity-matching note: Not established from a current source.

Recorded government-ID note: not_stated_in_reviewed_sources

Practical security precaution: Share only what the current provider instructions require. Do not send an unredacted identity document or sensitive identifier by default; if the provider accepts redaction, remove unnecessary numbers and other sensitive fields before sharing.

Recorded Sources & Citations

The ledger below shows the sources recorded for this profile. A source link or URL observation supports only the field and date it documents; it does not prove request acceptance, deletion, or future non-republication:

Source ledger for Quantcast
Evidence CategorySource URLAudit Date
Recorded route URLhttps://www.quantcast.com/privacy/data-subject-rights/2026-09-05
Recorded workflow sourcehttps://www.quantcast.com/privacy-choices2026-09-05
Recorded workflow sourcehttps://www.quantcast.com/privacy/data-subject-rights/2026-09-05
Recorded workflow sourcehttps://help.quantcast.com/docs/about-our-data-12026-09-05
Captured evidence sourcehttps://www.quantcast.com/privacy-choices2026-09-05
Captured evidence sourcehttps://www.quantcast.com/privacy/data-subject-rights/2026-09-05
Captured evidence sourcehttps://help.quantcast.com/docs/about-our-data-12026-09-05
Captured evidence sourcehttps://legal.quantcast.com/2026-09-05
Captured evidence sourcehttps://forgeglobal.com/quantcast-7_ipo/2026-09-05

OfflistMe keeps an internal audit trail of captured observations. A documented URL or registry entry reflects availability in the recorded source snapshot; it does not guarantee that a provider will refrain from future data collection without continuous monitoring.

Other catalog records categorized under Advertising & Adtech:

33Across, Inc.

33across.com

EmailOfficial 2024 registry metric: median substantive deletion response was 10 day(s); this is an aggregate metric, not an individual SLA.
4C Insights (a Mediaocean company)

mediaocean.com

BothTiming not recorded
ACREMAPS LLC

acres.com

BothTiming varies by broker and applicable law; allow up to 45 days where a state privacy law supplies that response window.
AdAdapted, Inc.

adadapted.com

BothNot stated; verify any response timing with AdAdapted
ADARA, Inc. (a RateGain company)

adara.com

Both45 days for California access requests under the cited page; other timing not stated.
Adprime Media LLC

adprime.com

EmailOfficial 2024 registry metric: median substantive deletion response was 0 day(s); this is an aggregate metric, not an individual SLA.

Frequently Asked Questions

How do I opt out of Quantcast?+

Open the recorded provider page at https://www.quantcast.com/privacy/data-subject-rights/, confirm its current request scope, and follow the instructions for the matching record. The page is a documented route, not proof that a request was accepted or completed.

Does Quantcast require a government ID for removal?+

not_stated_in_reviewed_sources

How long does Quantcast take to process opt-out requests?+

No individual processing timeframe is recorded in this profile. Timing can depend on the request route, identity checks, jurisdiction, and the provider's current instructions.

Why did my data appear on Quantcast?+

The current source set does not attribute your specific listing to a collection source. Do not infer the source from a generic data-broker explanation.

Why does personal data reappear on data brokers after deletion?+

A later source update, a separate provider, or a changed matching rule can create a new or restored listing. This profile does not establish a universal reappearance interval, and OfflistMe does not claim continuous monitoring or automatic re-suppression.

What is the legal operator and parent company of Quantcast?+

Quantcast is operated by Quantcast Corporation. The catalog records no distinct external corporate parent for this entity.