# OpenX

[2 tracked vendors](https://thirdpartyindex.com/vendors/openx#used-by) name OpenX as a subprocessor, including [Eyeota](https://thirdpartyindex.com/vendors/eyeota) and [Next Millennium Media](https://thirdpartyindex.com/vendors/next-millennium-media). We have not found a subprocessor list published by OpenX. We monitor 3 of its documents, which we last checked on 2026-11-11.

OpenX (openx.com): subprocessors, data processing agreement, security documents and changes, as monitored by Third Party Index.

- Page: https://thirdpartyindex.com/vendors/openx
- Documents last verified: 2026-11-11
- Transparency rating: 26/100 (how much it publishes, not how secure it is): Subprocessor list 0/30 (not found); Processing locations 0/8 (no list); Purposes 0/7 (no list); Data processing addendum 12/12; Trust center 0/8 (not found); Privacy policy 6/6; security.txt 0/6 (not found); Security page 0/5 (not found); Status page 0/5 (not found); Vulnerability disclosure 0/5 (not found); Pages still reachable 8/8
- Supply chain: relies on 0 tracked vendors directly, 0 within two hops, 0 within three; 2 tracked vendors rely on it directly, 2 within two hops, 2 within three
- Cite as: OpenX, Third Party Index, https://thirdpartyindex.com/vendors/openx (data CC BY 4.0)

## Documents

| Document | URL | Last verified | Last changed |
|---|---|---|---|
| Data processing addendum | https://assets.openx.com/downloads/legal/OpenX-Data-Processor-Terms.pdf | 2026-11-11 | 2026-11-07 |
| Privacy policy | https://www.openx.com/privacy-center/privacy-policy/ | 2026-11-11 | 2026-11-06 |
| Terms | https://www.openx.com/legal/terms-and-conditions/ | 2026-11-11 | 2026-11-06 |

## Subprocessors (0)

No subprocessor list has been found or read for this vendor.

## Web Technologies

OpenX's homepage made 74 requests to 9 domains, and 3 services controlled by another company. Loaded on 2026-11-08 by a browser that accepted nothing; other visits may load more or less. What a page loads is not a list of who receives customer data.

3 third parties by category: Analytics 1 (HubSpot); Tag managers 1 (Google Cloud); Caching 1 (NitroPack). Each company that appears controlled by another organization is counted once, under the main category of the technologies detected from it on this homepage or, when none was, the category recorded from the company's own page (marked reviewed) or else the one it is usually detected as on other published homepages (marked as such); unclassified: none of these.

### Third parties (3)

- HubSpot: 8 requests to hubspot.com, hscollectedforms.net, hs-analytics.net, hs-banner.com, hsforms.com; HubSpot Analytics
- Google Cloud: 1 request to googletagmanager.com; Google Tag Manager
- NitroPack: 1 request to getnitropack.com; NitroPack

### First party (1)

- OpenX: 64 requests to openx.com, openx.net; Cloudflare, HTTP/3, HubSpot, LazySizes, MySQL, OneTrust, Open Graph, PHP, Priority Hints, RSS, Swiper, Twitter Emoji (Twemoji), WP Engine, WPML 5.2.0, WordPress, WordPress Block Editor, WordPress Site Editor, Yoast SEO

2 tracked companies loaded by the homepage are not in OpenX's subprocessor list. A website can use a service without it processing customer data.

## Subprocessor of (2)

Tracked vendors whose own subprocessor lists name it, and what they say they use it for.

- [Eyeota](https://thirdpartyindex.com/vendors/eyeota.md): Supply side platform services
- [Next Millennium Media](https://thirdpartyindex.com/vendors/next-millennium-media.md)

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Third Party Index (https://thirdpartyindex.com) monitors vendors' public security and privacy documents and keeps each version as evidence. Data CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); vendors' own documents are theirs. API: https://thirdpartyindex.com/api