Skip to content
StackPatrol
All vendors
Advertising

DataXu (Roku Advertising)

US-ownedUnited StatesVerified June 2026
Vendor site

Programmatic advertising / DSP technology (DataXu), now part of Roku.

Observed as pm.w55c.net (DataXu domain).

Detected by domain patterns

w55c.net

European alternatives

Adform (DK)Weborama (FR)

GDPR & Data Residency

DataXu (Roku Advertising) is owned by a US company. Under GDPR Chapter V, transferring personal data to the US requires an appropriate safeguard (typically Standard Contractual Clauses or adequacy decisions. The 2020 Schrems II ruling invalidated Privacy Shield and increased scrutiny on US data transfers, requiring case-by-case Transfer Impact Assessments (TIAs).

If your website loads DataXu (Roku Advertising) scripts or sends user data to their servers, your users' data may be processed in the United States. Review DataXu (Roku Advertising)'s DPA (Data Processing Agreement) and ensure it covers SCCs.

Tip: Consider replacing DataXu (Roku Advertising) with one of the EU-based alternatives listed above to simplify GDPR compliance and remove cross-border transfer obligations.

Does your website use DataXu (Roku Advertising)?

Run a free StackPatrol scan to see all third-party services on your front page.