On 4 servers with real players, out of 8 Steam servers that run it now, fakes and empty ones included. Checked 05:06 UTC.
45.136.205.212:270151/64Real players37.230.228.146:280161/64Real players91.103.255.200:280171/64Real players80.255.190.67:280271/64Real playerskz_phamous is a KZ (climb) map: you jump your way to the end as fast as you can. 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 kz_phamous was the #201 map on CS2 community servers, with 21 real players on it at any moment on average - 0% of everyone playing. It ran on about 4 servers with real players at a time. Right now 4 people play it on 4 servers, most of them on servers in Russia and Lithuania. It is busiest on Thursday around 14:00 UTC and quietest on Friday around 23:00 UTC.
Right now 4, on 4 servers from the Steam server list. Over the last 30 days it had 21 real players on average at any moment. Fake servers and bots are not counted, and Valve matchmaking is not in the list.
On Thursday around 14:00 UTC. The grid above shows every hour of the week in your own time zone.
The busiest right now: CS2 KZ #9 [RU] — CYBERSHOKE.NET (TIER 1-3 - EASY, ONLY PHAMOU (1 players), CS2 KZ #113 [RU] — CYBERSHOKE.NET (TIER 1-3 - EASY, ONLY PHAM (1 players), CS2 KZ #10 [LT] — CYBERSHOKE.NET (TIER 1-3 - EASY, ONLY PHAMO (1 players). The full list is under "Servers running it now", and every server has its own page with its history.
de_mirage42,972 players on average
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sandstone_fb14,338 players on average
de_mirage_fps6,284 players on average
awp_lego_25,401 players on average
awp_lego_2_fb4,796 players on average
de_mirage_christmas2,833 players on average
<null>1,273 players on average
bhop_emevaelx31,047 players on average
duels_mirage_1x11,015 players on average
de_inferno880 players on average
de_nuke751 players on average