On 29 servers with real players, out of 30 Steam servers that run it now, fakes and empty ones included. Checked 02:35 UTC.
31.77.169.95:2725163/64Real players189.74.125.116:4004663/64Real players94.159.116.45:2721662/64Real players146.185.197.132:2723662/64Real players77.239.107.47:1004262/64Real players13.143.243.207:4029662/64Real players176.12.72.132:1001762/64Real players176.32.32.18:2723562/64Real players80.87.102.104:1001762/64Real players185.233.200.34:1001762/64Real players45.9.73.158:4062362/64Real players82.114.230.14:4005062/64Real players89.125.55.16:1017462/64Real players77.239.107.47:1004351/60Real players77.239.107.47:1004438/60Real players87.252.237.180:1027938/64Real players176.32.32.18:2723632/64Real players13.143.243.207:4029724/64Real players94.159.116.45:2721724/64Real players146.185.197.132:2723723/64Real playersam_redline_kat is an arena map for 1v1 duel servers: many small arenas in one map. It is not one of the maps that come with the game, so servers send it to players from the Workshop when they join.
Over the last 30 days am_redline_kat was the #78 map on CS2 community servers, with 90 real players on it at any moment on average - 0.1% of everyone playing. It ran on about 3 servers with real players at a time. Right now 1,184 people play it on 29 servers, most of them on servers in Russia and Kazakhstan. It is busiest on Tuesday around 09:00 UTC and quietest on Monday around 01:00 UTC.
Right now 1,184, on 29 servers from the Steam server list. Over the last 30 days it had 90 real players on average at any moment. Fake servers and bots are not counted, and Valve matchmaking is not in the list.
On Tuesday around 09:00 UTC. The grid above shows every hour of the week in your own time zone.
The busiest right now: 🔥ARENA 1V1🎁X5 ДРОП СКИНОВ🎁 FB-CS.RU (63 players), FB-CS.RU | ARENA 1V1 | X2 ДРОП СКИНОВ 🎁!drop🎁 (63 players), 🟠 ARENA 1V1 🔥 FB-CS.RU 🔥 !drop СКИНОВ X2 (62 players). The full list is under "Servers running it now", and every server has its own page with its history.
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sandstone_fb14,443 players on average
de_mirage_fps6,337 players on average
awp_lego_25,420 players on average
awp_lego_2_fb4,842 players on average
de_mirage_christmas2,843 players on average
<null>1,271 players on average
bhop_emevaelx31,055 players on average
duels_mirage_1x11,014 players on average
de_inferno905 players on average
de_nuke776 players on average