Browse Authorize Ad Exchanges

Currently tracking 2,131 authorized ad exchanges

We index and track 2,131 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 2,131
# Ad Exchange Unique Publishers Market Coverage
1 google.com 841,639 98.51%
2 appnexus.com 298,067 34.89%
3 rubiconproject.com 293,317 34.33%
4 pubmatic.com 289,961 33.94%
5 openx.com 285,355 33.4%
6 indexexchange.com 279,953 32.77%
7 contextweb.com 272,363 31.88%
8 advertising.com 266,297 31.17%
9 adtech.com 258,583 30.26%
10 freewheel.tv 255,021 29.85%
11 districtm.io 253,988 29.73%
12 rhythmone.com 251,846 29.48%
13 lkqd.net 245,650 28.75%
14 gumgum.com 242,340 28.36%
15 emxdgt.com 237,545 27.8%
16 aolcloud.net 231,018 27.04%
17 aps.amazon.com 222,097 25.99%
18 coxmt.com 219,704 25.71%
19 teads.tv 218,616 25.59%
20 33across.com 218,163 25.53%
21 aol.com 217,586 25.47%
22 sonobi.com 206,790 24.2%
23 criteo.com 194,462 22.76%
24 adyoulike.com 192,414 22.52%
25 media.net 191,964 22.47%
26 yahoo.com 179,540 21.01%
27 advangelists.com 172,131 20.15%
28 themediagrid.com 171,617 20.09%
29 yldbt.com 167,311 19.58%
30 admixer.net 166,691 19.51%
31 getpolymorph.com 143,184 16.76%
32 adsnative.com 143,172 16.76%
33 pubmine.com 142,521 16.68%
34 spotxchange.com 129,756 15.19%
35 spotx.tv 123,468 14.45%
36 sovrn.com 119,480 13.98%
37 lijit.com 104,798 12.27%
38 tremorhub.com 101,454 11.87%
39 smartadserver.com 99,569 11.65%
40 improvedigital.com 88,327 10.34%
41 lkqd.com 80,936 9.47%
42 beachfront.com 75,185 8.8%
43 adform.com 74,808 8.76%
44 springserve.com 72,004 8.43%
45 fyber.com 70,293 8.23%
46 conversantmedia.com 59,390 6.95%
47 triplelift.com 53,075 6.21%
48 synacor.com 51,357 6.01%
49 loopme.com 50,980 5.97%
50 taboola.com 49,948 5.85%