Research resource

NCMEC public outbound-notification tables — examined2021–2023 family

Notice/response aggregates with repeated contacts, mixed provider responses and three2023content categories. Exact DV input files/filters remain unknown.

What the records show

National Center for Missing & Exploited Children → NCMEC public outbound-notification tables — examined2021–2023 family

publishes reviewed-notice and response aggregates

Reporting2021–2023; first publication dates not established

Methodology describes staff visual review and tracked notifications, including repeated notices and possible upstream contacts.2023columns separate CSAM, non-CSAM exploitative images of identified victims and predatory text. Mixed response tables are not permanent whole-company labels or unique-incident counts.

2021 Notifications Sent by NCMEC per ESP ↗2022 Notifications Sent by NCMEC per ESP ↗2023 notifications to responsive providers ↗2023 notifications to unresponsive providers ↗

NCMEC public outbound-notification tables — examined2021–2023 family → February2025 Blackburn–Blumenthal advertising inquiry

supplies specifically cited2021 notice-table reference

2025-02-07 – 2025-02-07

DV letter cites the2021outbound-notification table. This is an explicit source reference, not proof DV selected that exact file or that every row denotes illegal domains.

2021 Notifications Sent by NCMEC per ESP ↗Senators letter to DoubleVerify ↗

See the connections

Open this part of the network ↗

Standards pressure

How outside reports become vendor policy

DV describes selecting public NCMEC material, conducting further assessment and introducing a Highly Illicit category. IWF’s assessed URL input is separate from DV’s membership and contribution band.

Open diagram →

What the connections say

2 relationships

National Center for Missing & Exploited Children → publishes reviewed-notice and response aggregates → NCMEC public outbound-notification tables — examined2021–2023 family

Reporting2021–2023; first publication dates not established

Read the original sources 4

2021 Notifications Sent by NCMEC per ESP 2022 Notifications Sent by NCMEC per ESP 2023 notifications to responsive providers 2023 notifications to unresponsive providers

NCMEC public outbound-notification tables — examined2021–2023 family → supplies specifically cited2021 notice-table reference → February2025 Blackburn–Blumenthal advertising inquiry