The world's largest independent sell-side advertising company, offering a full-spectrum programmatic platform across all channels and formats. Red Volcano tracks 29,640 publishers listing Magnite (Rubicon Project) in their ads.txt, plus 3,245 entries in their sellers.json.
Breakdown of Magnite (Rubicon Project)'s sellers.json file showing the distribution of seller types. A higher proportion of PUBLISHER (direct) entries indicates a more transparent supply chain.
The highest-ranked publisher websites that list Magnite (Rubicon Project) in their ads.txt file, sorted by global traffic rank.
| # | Domain | Global Rank | Monthly Pageviews | Country | Category |
|---|---|---|---|---|---|
| 1 | fandom.com | #39 | 920,792,025 | United States | Arts And Entertainment |
| 2 | weather.com | #46 | 1,108,313,929 | United States | Science And Education |
| 3 | imdb.com | #61 | 552,104,293 | United States | Arts And Entertainment |
| 4 | msn.com | #74 | 507,339,536 | United States | News And Media |
| 5 | espn.com | #89 | 511,589,368 | United States | Sports |
| 6 | daum.net | #101 | 308,353,107 | South Korea | Computers Electronics And Technology |
| 7 | theguardian.com | #139 | 337,719,856 | United Kingdom | News And Media |
| 8 | accuweather.com | #143 | 304,613,589 | United States | Science And Education |
| 9 | foxnews.com | #146 | 282,354,363 | United States | News And Media |
| 10 | sahibinden.com | #163 | 106,766,351 | Turkey | E-Commerce And Shopping |
| 11 | poki.com | #197 | 178,204,671 | United States | Games |
| 12 | wattpad.com | #271 | 92,185,016 | United States | Arts And Entertainment |
| 13 | flightradar24.com | #291 | 79,083,748 | United States | Vehicles |
| 14 | people.com | #295 | 181,478,713 | United States | News And Media |
| 15 | goodreads.com | #335 | 100,099,833 | United States | Science And Education |
| 16 | web.de | #356 | 89,383,690 | Germany | Computers Electronics And Technology |
| 17 | n-tv.de | #368 | 149,858,916 | Germany | News And Media |
| 18 | elpais.com | #378 | 134,491,945 | Spain | News And Media |
| 19 | letterboxd.com | #397 | 64,499,191 | United States | Arts And Entertainment |
| 20 | speedtest.net | #430 | 115,554,690 | India | Computers Electronics And Technology |
| 21 | gmx.net | #437 | 78,240,789 | Germany | Computers Electronics And Technology |
| 22 | crazygames.com | #473 | 94,130,170 | United States | Games |
| 23 | apnews.com | #505 | 114,184,974 | United States | News And Media |
| 24 | lefigaro.fr | #520 | 95,873,920 | France | News And Media |
| 25 | biblegateway.com | #528 | 92,382,241 | United States | Community And Society |
| 26 | kakaku.com | #544 | 69,039,437 | Japan | E-Commerce And Shopping |
| 27 | nypost.com | #551 | 100,265,882 | United States | News And Media |
| 28 | realestate.com.au | #556 | 56,393,357 | Australia | Business And Consumer Services |
| 29 | reverso.net | #561 | 43,347,245 | France | Reference Materials |
| 30 | uptodown.com | #563 | 77,892,467 | India | Computers Electronics And Technology |
| 31 | allrecipes.com | #565 | 99,283,742 | United States | Food And Drink |
| 32 | ouest-france.fr | #583 | 85,475,672 | France | News And Media |
| 33 | rottentomatoes.com | #585 | 86,324,010 | United States | Arts And Entertainment |
| 34 | lemonde.fr | #588 | 84,525,310 | France | News And Media |
| 35 | franceinfo.fr | #609 | 97,587,863 | France | News And Media |
| 36 | curseforge.com | #616 | 43,573,907 | United States | Games |
| 37 | kohls.com | #624 | 53,286,260 | United States | E-Commerce And Shopping |
| 38 | bikewale.com | #638 | 62,507,818 | India | Vehicles |
| 39 | lequipe.fr | #680 | 83,071,030 | France | Sports |
| 40 | lanacion.com.ar | #720 | 76,130,143 | Argentina | News And Media |
| 41 | businessinsider.com | #751 | 78,258,818 | United States | News And Media |
| 42 | immobilienscout24.de | #754 | 38,919,686 | Germany | Business And Consumer Services |
| 43 | spiegel.de | #797 | 75,146,074 | Germany | News And Media |
| 44 | buzzfeed.com | #836 | 65,962,678 | United States | News And Media |
| 45 | calculator.net | #866 | 53,181,306 | United States | Science And Education |
| 46 | ilmeteo.it | #874 | 57,138,289 | Italy | Science And Education |
| 47 | bfmtv.com | #882 | 71,788,407 | France | Arts And Entertainment |
| 48 | transfermarkt.com.tr | #890 | 53,961,055 | Turkey | Sports |
| 49 | wunderground.com | #902 | 68,916,822 | United States | Science And Education |
| 50 | programme-tv.net | #932 | 64,493,319 | France | Arts And Entertainment |
Want the full list of 29,640 publishers working with Magnite (Rubicon Project)?
Book a Demo →Publisher distribution across countries for Magnite (Rubicon Project). Shows the markets where Magnite (Rubicon Project) has the strongest publisher relationships.
Content category breakdown of publishers working with Magnite (Rubicon Project).
The most common header bidding partners found alongside Magnite (Rubicon Project) on publisher websites.
Get complete access to Magnite (Rubicon Project)'s publisher relationships, sellers.json analysis, and competitive intelligence. Filter by country, vertical, traffic, and technology stack.
According to Red Volcano's data, 29,640 publisher websites list Magnite (Rubicon Project) in their ads.txt file. Additionally, Magnite (Rubicon Project)'s sellers.json contains 3,245 seller entries. This data is refreshed weekly.
The most common publisher vertical working with Magnite (Rubicon Project) is News And Media. Magnite (Rubicon Project) has the strongest publisher presence in United States. Red Volcano provides detailed breakdowns by vertical, geography, and traffic tier.
Magnite (Rubicon Project)'s sellers.json contains 3,245 entries. Red Volcano analyzes sellers.json transparency for every SSP, including DIRECT vs INTERMEDIARY ratios, confidential entry rates, and cross-referencing with ads.txt declarations.
Red Volcano's platform provides the complete list of 29,640 publishers working with Magnite (Rubicon Project), with filtering by country, vertical, traffic, and technology stack. Book a demo for full access.
Red Volcano detects Magnite (Rubicon Project) relationships through weekly crawls of ads.txt files across 32M+ publisher websites, cross-referenced with Magnite (Rubicon Project)'s sellers.json and header bidding configuration analysis.