What is Ads.txt and how do I install it?

Ads.txt helps the buyers of the ad placements to identify the resellers or other authorized operators of the site’s ad inventory. The Ads abbreviation, in this context, comes from Authorized digital seller.

Improve Media recommends each publisher to maintain their ads.txt files on their site in the following format:

# Improve Media
adform.com, 38, DIRECT
appnexus.com, 11996, DIRECT, f5ab79cb980f11d1
google.com, pub-1103353906542413, DIRECT, f08c47fec0942fa0
google.com, pub-9285230588698315, RESELLER, f08c47fec0942fa0
improvedigital.com, 1852, DIRECT
indexexchange.com, 193882, DIRECT
indexexchange.com, 193912, DIRECT
pubmatic.com, 160216, DIRECT, 5d62403b186f2ace
pubmatic.com, 96387, DIRECT, 5d62403b186f2ace
rubiconproject.com, 20822, DIRECT, 0bfd66d529a55807
smartclip.net, 7984, DIRECT
smartclip.net, 9045, DIRECT
spotx.tv, 220569, DIRECT, 7842df1d2fe2db34
spotxchange.com, 220569, DIRECT, 7842df1d2fe2db34
teads.tv, 21759, DIRECT, 15a9c44f6d26cbe1
teads.tv, 7714, DIRECT, 15a9c44f6d26cbe1
teads.tv, 8208, DIRECT, 15a9c44f6d26cbe1

The ads.txt should be placed in the root directory of the domain. Example: https://example.fi/ads.txt.

Improve Media Ads.txt last updated 17.6.2021