Magnite's legacy Rubicon Project header bidding adapter, one of the original programmatic SSP integrations. Red Volcano tracks 148,870 publisher websites using Rubicon Project, with data refreshed weekly from proprietary crawlers.
The highest-ranked websites using Rubicon Project, sorted by global traffic rank. Technology detection is based on Red Volcano's weekly crawl of ads.txt files, header bidding configurations, and JavaScript tag analysis.
| # | Domain | Global Rank | Monthly Pageviews | Country | Category |
|---|---|---|---|---|---|
| 1 | yahoo.com | #15 | 2,873,425,636 | United States | News And Media |
| 2 | ebay.com | #42 | 666,753,176 | United States | E-Commerce And Shopping |
| 3 | weather.com | #46 | 1,108,313,929 | United States | Science And Education |
| 4 | nytimes.com | #66 | 694,369,788 | United States | News And Media |
| 5 | pemsrv.com | #68 | 143,478,320 | India | Adult |
| 6 | ya.ru | #83 | 458,178,998 | Russia | Computers Electronics And Technology |
| 7 | espn.com | #89 | 511,589,368 | United States | Sports |
| 8 | aol.com | #133 | 234,095,618 | United States | Computers Electronics And Technology |
| 9 | craigslist.org | #138 | 113,939,213 | United States | E-Commerce And Shopping |
| 10 | accuweather.com | #143 | 304,613,589 | United States | Science And Education |
| 11 | foxnews.com | #146 | 282,354,363 | United States | News And Media |
| 12 | wp.pl | #161 | 188,272,433 | Poland | News And Media |
| 13 | indiatimes.com | #167 | 272,491,301 | India | News And Media |
| 14 | dood.re | #176 | 114,800 | Indonesia | Adult |
| 15 | onet.pl | #176 | 199,336,572 | Poland | News And Media |
| 16 | dailymotion.com | #191 | 230,839,608 | India | Arts And Entertainment |
| 17 | poki.com | #197 | 178,204,671 | United States | Games |
| 18 | infobae.com | #198 | 242,274,403 | Argentina | News And Media |
| 19 | shopee.co.id | #209 | 133,256,689 | Indonesia | E-Commerce And Shopping |
| 20 | auone.jp | #226 | 206,010,501 | Japan | News And Media |
| 21 | marca.com | #228 | 224,244,881 | Spain | Sports |
| 22 | kleinanzeigen.de | #236 | 117,876,412 | Germany | E-Commerce And Shopping |
| 23 | bild.de | #237 | 205,171,142 | Germany | News And Media |
| 24 | genius.com | #241 | 177,962,909 | United States | Arts And Entertainment |
| 25 | freepik.com | #268 | 105,550,673 | India | Arts And Entertainment |
| 26 | flightradar24.com | #291 | 79,083,748 | United States | Vehicles |
| 27 | nextdoor.com | #294 | 165,616,449 | United States | Computers Electronics And Technology |
| 28 | people.com | #295 | 181,478,713 | United States | News And Media |
| 29 | soundcloud.com | #299 | 123,194,273 | United States | Arts And Entertainment |
| 30 | syosetu.com | #313 | 113,819,422 | Japan | Arts And Entertainment |
| 31 | trilltrill.jp | #318 | 184,689,066 | Japan | Food And Drink |
| 32 | olx.pl | #325 | 78,739,949 | Poland | E-Commerce And Shopping |
| 33 | ndtv.com | #346 | 108,834,021 | India | News And Media |
| 34 | researchgate.net | #347 | 102,524,597 | United States | Science And Education |
| 35 | web.de | #356 | 89,383,690 | Germany | Computers Electronics And Technology |
| 36 | as.com | #371 | 140,628,616 | Spain | Sports |
| 37 | elmundo.es | #388 | 119,970,947 | Spain | News And Media |
| 38 | usatoday.com | #390 | 133,435,865 | United States | News And Media |
| 39 | repubblica.it | #392 | 122,115,214 | Italy | News And Media |
| 40 | letterboxd.com | #397 | 64,499,191 | United States | Arts And Entertainment |
| 41 | libero.it | #421 | 61,390,923 | Italy | News And Media |
| 42 | speedtest.net | #430 | 115,554,690 | India | Computers Electronics And Technology |
| 43 | detik.com | #431 | 118,613,592 | Indonesia | News And Media |
| 44 | tbs.co.jp | #434 | 101,095,212 | Japan | Arts And Entertainment |
| 45 | gmx.net | #437 | 78,240,789 | Germany | Computers Electronics And Technology |
| 46 | goodreturns.in | #440 | 141,471,724 | India | Finance |
| 47 | gamewith.jp | #445 | 112,604,083 | Japan | Games |
| 48 | donga.com | #481 | 62,624,331 | South Korea | News And Media |
| 49 | olx.ua | #486 | 55,078,582 | Ukraine | E-Commerce And Shopping |
| 50 | yomiuri.co.jp | #500 | 86,137,110 | Japan | News And Media |
Want the full list of 148,870 sites using Rubicon Project? Filter, export, and monitor.
Book a Demo →Geographic distribution of Rubicon Project adoption across publisher websites. Shows the top markets where publishers have integrated this technology.
Which content categories show the highest adoption of Rubicon Project. Understanding vertical distribution helps SSPs and ad networks identify where this technology is most prevalent.
The most common SSP and monetization partnerships among publishers using Rubicon Project, based on ads.txt and sellers.json analysis.
Red Volcano provides complete data on all 148,870 publishers using Rubicon Project — with filters by country, vertical, traffic, and SSP relationships. Export lists, set up monitoring alerts, and access via API.
According to Red Volcano's data, 148,870 publisher websites currently use Rubicon Project. This number is updated weekly based on our proprietary web crawlers that scan ads.txt files, JavaScript tags, and header bidding configurations across 32M+ websites.
The highest adoption of Rubicon Project is in United States, followed by other major digital advertising markets. Red Volcano tracks geographic distribution across 190+ countries, with detailed breakdowns available through our platform.
Publishers using Rubicon Project most commonly also use TheMediaGrid, Criteo, AppNexus, OpenX, PubMatic. These co-occurring technologies indicate the typical header bidding and monetization stack of publishers in this segment.
The most common publisher vertical using Rubicon Project is News And Media. Red Volcano provides detailed category breakdowns showing adoption patterns across news, entertainment, sports, technology, and dozens of other verticals.
Red Volcano detects Rubicon Project through a combination of ads.txt analysis, JavaScript header bidding wrapper detection, sellers.json cross-referencing, and proprietary crawler technology. Our data is refreshed weekly to ensure accuracy.