Koskost @denny90YT #1221085922
27 August 2019
account created (per Roblox API)
11 Nov 2026, 10:38
last measured (UTC)
Username record
@denny90YT — observed 11 November 2026
Roblox’s API lists prior usernames without dates; the dates above are when this register observed each name, which bounds — but is not — the change date.
Groups owned (as measured)
Open data
Download this user’s observed record: username history (CSV) · record (JSON)
Also a member of
Scriptbloxian Studios#4705120 · Legend
30,028,287Gamer Robot Inc#4372130 · Member
19,695,883Roblox#7 · Member
13,540,539The Flamingo Fan Club#3336691 · December 5th we will all do something
9,878,020Official Group of Drift Paradise#5216132 · 👤Standard Drifter
7,068,261Welcome to Bloxburg: Fan Club#2910593 · Bloxburgers
4,939,253Thinking Project#1235888 · noob
4,152,281High School Life Fans#1051234 · New Fan I
3,347,318Animations: Mocap#4872031 · Member
2,413,998G RBLX Games#3481335 · 🔥| Players
2,217,654[CUSA] United States MiIitary#4219097 · [E1] Recruit
1,166,593NikkiDZN#3885445 · Supporters
616,433FRP | Red Army#5224523 · Private
305,776RobloHunks#1 · --
301,470The Linkmon99 Fan Club!#407447 · #LINKMOB 😎
278,174United States Military 1960s, Vietnam | USM |#5877919 · E1
252,475Federation Of Robloxian People#4246982 · Group Member
245,499Ant®#3464613 · Customer
240,360AwfulNet#7239935 · Supporters
229,151th3c0nnman Fan Group#2935457 · Fans
122,480FRP | Police#5224525 · Trainee
113,784Supremes.#6240542 · 👥 Fans
97,946Save LandonRB!#3800152 · Member
84,293Axiore's Friends Club#4444126 · Friends
59,220One Adventure#3459683 · Heo's Family
55,155Left 4 Survival Community#3507485 · Fans
47,828HW's Haven#8429829 · Member
46,225#Noobie Squad#5219994 · Member
44,579FRP | Divisions#5224532 · Member
32,946Bacon hair and noob#8573643 · Member
21,950s a d#3860566 · ☹
19,544æ incorporated#7775601 · Regular
18,987[Project T.I.T.A.N.S.]#1130550 · Civilian
8,730City HangOut!#7965438 · [M] Member
8,293HandleBolt#3895131 · Subscriber
6,747En's Fan Group!#8242957 · MEMBER
4,673England Corgi!!!!#4736424 · Visitors
2,703Larps UGC#5786745 · Members
1,635M E M E R#8346322 · Memers
175Kay kay's Fan club#8093226 · Member
121Fun creattions#7597168 · Passenger
19Mega Chill Games#8554217 · Member
19We give away#7172963 · Member
13Membership and rank as measured from this user’s public group list.