tfl.gov.uk app-ads.txt check

tfl.gov.uk is missing out on higher CPMs: its app-ads.txt lists only 29 of the 301 lines its 8 ad networks expect (90% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

Checked 20 Oct 2026. 346 lines, 251 unique records, 23 duplicates, 0 invalid lines, 22 ad networks detected.

Ad networks in tfl.gov.uk/app-ads.txt

Corrected file: tfl.gov.uk app-ads.txt (fixed).

FAQ

Does tfl.gov.uk have an app-ads.txt?

Yes — https://tfl.gov.uk/app-ads.txt has 346 lines (checked 20 Oct 2026).

Which ad networks does tfl.gov.uk work with?

Its app-ads.txt lists Google AdMob, Amazon Publisher Services, InMobi, Xandr (Microsoft), Ogury, OpenX, Sovrn, TripleLift, Mintegral, Liftoff Monetize (Vungle), Chartboost, DT Exchange (Fyber) and 10 more.

Is the app-ads.txt of tfl.gov.uk correct?

tfl.gov.uk is missing out on higher CPMs: its app-ads.txt lists only 29 of the 301 lines its 8 ad networks expect (90% missing). Unlisted sellers can't be verified, so buyers bid less or skip the inventory.

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