Magnite (Rubicon) (rubiconproject.com) — ad network

Website: www.magnite.com

Magnite (Rubicon) is an advertising system that app publishers list in their app-ads.txt as “rubiconproject.com”. 5,530 checked publishers list it (2,922 with a DIRECT account, 5,451 through resellers). Its sellers.json lists 3,207 sellers: 1,526 publishers, 1,565 intermediaries, 116 both.

sellers.json

Read 21 Oct 2026 from https://rubiconproject.com/sellers.json. Its sellers.json lists 3,207 sellers: 1,526 publishers, 1,565 intermediaries, 116 both. We read it weekly to verify the seller accounts in publishers’ app-ads.txt files.

Of the 2,050 Magnite (Rubicon) seller IDs we have seen in checked app-ads.txt files, 1,335 are in this sellers.json and 715 are not.

app-ads.txt template

Magnite (Rubicon) is in our generator: create an app-ads.txt with Magnite (Rubicon).

Publishers that list Magnite (Rubicon)

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