Browse Authorize Ad Exchanges

Currently tracking 2,169 authorized ad exchanges

We index and track 2,169 unique ad networks authorized by publishers across the web. Publishers authorize these ad networks by listing the ad domain in the publisher's ads.txt file. What is ads.txt?

Domains listed below are the canonical domain name of the SSP, exchange, header wrapper, or other advertising system that bidders connect to in a real-time bidding system.

You can browse the list of ad exchanges below or download the complete list of publishers for a particular ad exchange by selecting an exchange then clicking the download button.

Authorized Ad Exchanges Results 1 to 50 of 2,169
# Ad Exchange Unique Publishers Market Coverage
1 google.com 863,572 98.55%
2 appnexus.com 299,298 34.15%
3 rubiconproject.com 294,620 33.62%
4 pubmatic.com 291,290 33.24%
5 openx.com 286,753 32.72%
6 indexexchange.com 281,160 32.08%
7 contextweb.com 273,144 31.17%
8 advertising.com 268,102 30.59%
9 adtech.com 259,235 29.58%
10 freewheel.tv 256,629 29.28%
11 districtm.io 255,673 29.18%
12 rhythmone.com 253,143 28.89%
13 lkqd.net 246,549 28.13%
14 gumgum.com 243,285 27.76%
15 emxdgt.com 238,017 27.16%
16 aolcloud.net 231,070 26.37%
17 aps.amazon.com 222,587 25.4%
18 coxmt.com 220,080 25.11%
19 aol.com 219,383 25.03%
20 33across.com 219,252 25.02%
21 teads.tv 218,863 24.98%
22 sonobi.com 207,522 23.68%
23 criteo.com 194,444 22.19%
24 adyoulike.com 193,348 22.06%
25 media.net 192,523 21.97%
26 yahoo.com 182,505 20.83%
27 themediagrid.com 174,282 19.89%
28 advangelists.com 173,766 19.83%
29 admixer.net 167,408 19.1%
30 yldbt.com 167,102 19.07%
31 getpolymorph.com 142,741 16.29%
32 adsnative.com 142,728 16.29%
33 pubmine.com 142,270 16.24%
34 spotxchange.com 131,750 15.03%
35 spotx.tv 125,357 14.31%
36 sovrn.com 120,001 13.69%
37 lijit.com 105,756 12.07%
38 tremorhub.com 103,025 11.76%
39 smartadserver.com 101,378 11.57%
40 improvedigital.com 89,790 10.25%
41 lkqd.com 80,791 9.22%
42 beachfront.com 76,399 8.72%
43 adform.com 76,049 8.68%
44 springserve.com 72,769 8.3%
45 fyber.com 70,626 8.06%
46 conversantmedia.com 60,274 6.88%
47 triplelift.com 55,038 6.28%
48 loopme.com 52,453 5.99%
49 synacor.com 51,817 5.91%
50 taboola.com 50,220 5.73%