cars.com app-ads.txt check
cars.com is missing out on higher CPMs: its app-ads.txt has 1 invalid line. Buyers' crawlers skip invalid lines, so those sellers can't be verified.
Checked 20 Oct 2026. 66 lines, 36 unique records, 0 duplicates, 1 invalid lines, 6 ad networks detected.
Ad networks in cars.com/app-ads.txt
- Google AdMob — accounts
pub-3652235801193628,pub-6085171218603170: 2 lines in the file - Index Exchange — accounts
187908,191997: 2 lines in the file - OpenX — account
540447799: 1 line in the file - PubMatic — accounts
158813,161086: 2 lines in the file - Magnite (Rubicon) — accounts
22594,22592: 2 lines in the file - Sovrn — accounts
267392,267392-eb: 2 lines in the file
Invalid lines
emxdgt.com [emxdgt.com], 2666, DIRECT, 1e1d41537f7cad7f #prebid
Corrected file: cars.com app-ads.txt (fixed).
FAQ
Does cars.com have an app-ads.txt?
Yes — https://cars.com/app-ads.txt has 66 lines (checked 20 Oct 2026).
Which ad networks does cars.com work with?
Its app-ads.txt lists Google AdMob, Index Exchange, OpenX, PubMatic, Magnite (Rubicon), Sovrn.
Is the app-ads.txt of cars.com correct?
cars.com is missing out on higher CPMs: its app-ads.txt has 1 invalid line. Buyers' crawlers skip invalid lines, so those sellers can't be verified.
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