Cox Media Group's advertising platform providing regional header bidding demand for publishers. Red Volcano tracks 37,406 publisher websites using Cox, with data refreshed weekly from proprietary crawlers.
The highest-ranked websites using Cox, 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 | reddit.com | #8 | 4,385,329,502 | United States | Computers Electronics And Technology |
| 2 | xhamster.com | #22 | 1,297,111,345 | United States | Adult |
| 3 | microsoft.com | #33 | 1,209,647,729 | United States | Computers Electronics And Technology |
| 4 | fandom.com | #39 | 920,792,025 | United States | Arts And Entertainment |
| 5 | ebay.com | #42 | 666,753,176 | United States | E-Commerce And Shopping |
| 6 | nytimes.com | #66 | 694,369,788 | United States | News And Media |
| 7 | dcinside.com | #81 | 311,148,083 | South Korea | Arts And Entertainment |
| 8 | espn.com | #89 | 511,589,368 | United States | Sports |
| 9 | xhamster.desi | #140 | 226,295,387 | Germany | Adult |
| 10 | foxnews.com | #146 | 282,354,363 | United States | News And Media |
| 11 | dood.re | #176 | 114,800 | Indonesia | Adult |
| 12 | cricbuzz.com | #182 | 332,040,248 | India | Sports |
| 13 | shopee.co.id | #209 | 133,256,689 | Indonesia | E-Commerce And Shopping |
| 14 | bild.de | #237 | 205,171,142 | Germany | News And Media |
| 15 | genius.com | #241 | 177,962,909 | United States | Arts And Entertainment |
| 16 | nextdoor.com | #294 | 165,616,449 | United States | Computers Electronics And Technology |
| 17 | people.com | #295 | 181,478,713 | United States | News And Media |
| 18 | xhaccess.com | #296 | 119,497,929 | India | Adult |
| 19 | investing.com | #329 | 160,696,387 | Turkey | Finance |
| 20 | xhamster19.com | #333 | 110,768,867 | India | Adult |
| 21 | goodreads.com | #335 | 100,099,833 | United States | Science And Education |
| 22 | xhamster2.com | #401 | 69,509,454 | Turkey | Adult |
| 23 | xhamster1.desi | #405 | 70,376,539 | India | Adult |
| 24 | gamer.com.tw | #417 | 95,470,752 | Taiwan | Games |
| 25 | prn.fyi | #484 | 105,414,196 | India | Other |
| 26 | pikabu.ru | #495 | 102,227,705 | Russia | Arts And Entertainment |
| 27 | google.es | #504 | 40,946,289 | Spain | Computers Electronics And Technology |
| 28 | apnews.com | #505 | 114,184,974 | United States | News And Media |
| 29 | next.co.uk | #542 | 34,739,304 | United Kingdom | Lifestyle |
| 30 | xhopen.com | #545 | 69,085,285 | India | Adult |
| 31 | nypost.com | #551 | 100,265,882 | United States | News And Media |
| 32 | cnbc.com | #557 | 112,773,444 | United States | News And Media |
| 33 | lokmat.com | #567 | 84,490,298 | India | News And Media |
| 34 | nbcnews.com | #577 | 107,507,356 | United States | News And Media |
| 35 | rottentomatoes.com | #585 | 86,324,010 | United States | Arts And Entertainment |
| 36 | lemonde.fr | #588 | 84,525,310 | France | News And Media |
| 37 | cbsnews.com | #596 | 98,151,638 | United States | News And Media |
| 38 | pornone.com | #613 | 52,961,371 | United States | Adult |
| 39 | marktplaats.nl | #782 | 39,815,018 | Netherlands | E-Commerce And Shopping |
| 40 | slickdeals.net | #788 | 65,211,256 | United States | E-Commerce And Shopping |
| 41 | healthline.com | #801 | 53,810,739 | United States | Health |
| 42 | sportbox.ru | #814 | 70,870,131 | Russia | Sports |
| 43 | telegraph.co.uk | #816 | 63,824,488 | United Kingdom | News And Media |
| 44 | vimeo.com | #834 | 56,497,420 | United States | Arts And Entertainment |
| 45 | xhsocial.com | #837 | 42,952,343 | Vietnam | Adult |
| 46 | independent.co.uk | #853 | 68,887,185 | United Kingdom | News And Media |
| 47 | futbin.com | #912 | 38,790,563 | United States | Games |
| 48 | athenahealth.com | #917 | 33,223,304 | United States | Health |
| 49 | ebay.com.au | #928 | 39,772,266 | Australia | E-Commerce And Shopping |
| 50 | ynet.co.il | #948 | 58,818,583 | Israel | News And Media |
Want the full list of 37,406 sites using Cox? Filter, export, and monitor.
Book a Demo →Geographic distribution of Cox adoption across publisher websites. Shows the top markets where publishers have integrated this technology.
Which content categories show the highest adoption of Cox. 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 Cox, based on ads.txt and sellers.json analysis.
Red Volcano provides complete data on all 37,406 publishers using Cox — 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, 37,406 publisher websites currently use Cox. 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 Cox 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 Cox most commonly also use TheMediaGrid, Index Exchange, AOL, OpenX, AJA. These co-occurring technologies indicate the typical header bidding and monetization stack of publishers in this segment.
The most common publisher vertical using Cox 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 Cox 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.