A programmatic advertising platform providing header bidding demand and SSP solutions for publishers. Red Volcano tracks 17,466 publisher websites using Colossus, with data refreshed weekly from proprietary crawlers.
The highest-ranked websites using Colossus, 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 | nytimes.com | #66 | 694,369,788 | United States | News And Media |
| 2 | ya.ru | #83 | 458,178,998 | Russia | Computers Electronics And Technology |
| 3 | shopee.co.id | #209 | 133,256,689 | Indonesia | E-Commerce And Shopping |
| 4 | genius.com | #241 | 177,962,909 | United States | Arts And Entertainment |
| 5 | espncricinfo.com | #301 | 177,452,010 | India | Sports |
| 6 | goodreads.com | #335 | 100,099,833 | United States | Science And Education |
| 7 | n-tv.de | #368 | 149,858,916 | Germany | News And Media |
| 8 | usatoday.com | #390 | 133,435,865 | United States | News And Media |
| 9 | yomiuri.co.jp | #500 | 86,137,110 | Japan | News And Media |
| 10 | forbes.com | #646 | 95,239,788 | United States | News And Media |
| 11 | sofascore.com | #649 | 82,221,531 | Brazil | Sports |
| 12 | ign.com | #651 | 91,658,373 | United States | Games |
| 13 | hltv.org | #772 | 55,045,999 | Russia | Games |
| 14 | telegraph.co.uk | #816 | 63,824,488 | United Kingdom | News And Media |
| 15 | independent.co.uk | #853 | 68,887,185 | United Kingdom | News And Media |
| 16 | olx.in | #922 | 34,611,251 | India | E-Commerce And Shopping |
| 17 | flightaware.com | #999 | 54,012,237 | United States | Travel And Tourism |
| 18 | snaptik.app | #1,380 | 39,967,219 | Indonesia | Computers Electronics And Technology |
| 19 | kupujemprodajem.com | #1,489 | 15,442,333 | Country 688 | E-Commerce And Shopping |
| 20 | csfd.cz | #1,615 | 27,404,139 | Czech Republic | Arts And Entertainment |
| 21 | newsnow.co.uk | #1,938 | 30,231,400 | United Kingdom | News And Media |
| 22 | thetimes.com | #2,032 | 30,878,688 | United Kingdom | News And Media |
| 23 | rtl.de | #2,065 | 26,075,550 | Germany | Arts And Entertainment |
| 24 | blic.rs | #2,297 | 27,740,515 | Country 688 | News And Media |
| 25 | 365scores.com | #2,312 | 25,559,154 | Egypt | Sports |
| 26 | cardgames.io | #2,488 | 19,455,434 | United States | Games |
| 27 | gamerant.com | #2,610 | 29,030,327 | United States | Games |
| 28 | tomsguide.com | #2,655 | 27,801,967 | United States | Computers Electronics And Technology |
| 29 | pricecharting.com | #2,816 | 14,879,993 | United States | Games |
| 30 | fortune.com | #2,831 | 26,959,164 | United States | Finance |
| 31 | rollingstone.com | #3,124 | 13,331,993 | United States | Arts And Entertainment |
| 32 | fut.gg | #3,378 | 10,844,147 | United Kingdom | Games |
| 33 | basketball-reference.com | #3,504 | 14,751,569 | United States | Sports |
| 34 | kitco.com | #3,552 | 25,282,232 | United States | Finance |
| 35 | ksl.com | #3,561 | 17,629,913 | United States | News And Media |
| 36 | techradar.com | #3,587 | 21,399,601 | United States | Computers Electronics And Technology |
| 37 | moovitapp.com | #3,650 | 15,818,013 | Brazil | Computers Electronics And Technology |
| 38 | ssstwitter.com | #3,744 | 14,387,631 | Brazil | Computers Electronics And Technology |
| 39 | pro-football-reference.com | #3,840 | 13,203,838 | United States | Sports |
| 40 | novelodge.com | #3,880 | 10,956,217 | United States | News And Media |
| 41 | brightmindshq.com | #3,889 | 1,443 | Brazil | Pets And Animals |
| 42 | sciencealert.com | #3,916 | 19,503,030 | United States | News And Media |
| 43 | cbr.com | #4,001 | 17,937,164 | United States | Arts And Entertainment |
| 44 | meneame.net | #4,006 | 20,111,142 | Spain | News And Media |
| 45 | purepeople.com | #4,009 | 16,847,235 | France | Arts And Entertainment |
| 46 | coingecko.com | #4,202 | 17,592,408 | United States | Crypto And Blockchain |
| 47 | sallysbakingaddiction.com | #4,236 | 16,713,725 | United States | Food And Drink |
| 48 | loveandlemons.com | #4,238 | 17,764,123 | United States | Food And Drink |
| 49 | jetpunk.com | #4,249 | 9,267,292 | United States | Games |
| 50 | exblog.jp | #4,254 | 13,513,225 | Japan | Computers Electronics And Technology |
Want the full list of 17,466 sites using Colossus? Filter, export, and monitor.
Book a Demo →Geographic distribution of Colossus adoption across publisher websites. Shows the top markets where publishers have integrated this technology.
Which content categories show the highest adoption of Colossus. 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 Colossus, based on ads.txt and sellers.json analysis.
Red Volcano provides complete data on all 17,466 publishers using Colossus — 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, 17,466 publisher websites currently use Colossus. 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 Colossus 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 Colossus most commonly also use Criteo, TheMediaGrid, Between, Duration Media, OpenX. These co-occurring technologies indicate the typical header bidding and monetization stack of publishers in this segment.
The most common publisher vertical using Colossus 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 Colossus 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.