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@Kostyanych2019

SonOfOtter @Kostyanych2019 #1278453978

14 October 2019
account created (per Roblox API)
29 Aug 2026, 23:46
last measured (UTC)

Username record

@Kostyanych2019 — observed 29 August 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)

Vidra Studios#32801135
23
Chaos Guardiansᅠ#33194129
18
Rhodesian Bush#10464380
6
Project Zaporizhzhia#11920509
5
Пиво#8290902
5
The British South Africa Police {PD}#10738375
2
Community of Medium Developers#13006751
2
InNV | Independent New Vegas#12985110
2
3rd Battalion, 7th Marines Modern Insignia#12820025
1
Abu Dhabi, UAE#12772879
1
Kandahar Province, Afghanistan {II}#11056455
1
[PMC] Delta Company#15235264
1

Open data

Download this user’s observed record: username history (CSV) · record (JSON)

Also a member of

The Flamingo Fan Club#3336691 · December 5th we will all do something
9,878,031
(学乱) Gakuran#416091513 · Students
7,501,981
Police Roleplay Community#4328109 · Community Member
2,232,005
|BA| British Army#2621202 · [OR-2] Private
2,018,765
Names Are Not Important#8731481 · Member
1,919,517
United States Army    #3108077 · [E1] Private (Basic Combat Training)
1,464,055
United States Armed Forces [USA]#3054949 · [E-0] Armed Forces Recruit
1,193,165
UrbanSector#6811462 · Fans
1,116,191
Nogo#3394697 · Members
973,562
The Nighthawk Imperium#1174414 · | 1 | Citizen
905,600
Highfield City Police Department#6117548 · Police Officer
892,848
Hapless Studios#5502618 · Supporter
852,210
Five-O Community#4824823 · Member
720,713
L.A. Airways®#1249062 · Passenger
675,982
United States Secret Serviceᅠᅠᅠ#5856978 · American Citizen
659,727
Central Intelligence Agencyᅠᅠᅠ#6572612 · Agent Trainee
633,438
Quarantine Roleplay Community#6448240 · Community Member
612,970
Royal Hillcrest#10380454 · Upper-Class Guest
455,042
Robloxian Myth Hunters#619142 · Myth Seeker
423,055
The United States Marine Corpsᅠᅠᅠ#5655676 · [E1] Private (Basic Training)
378,364
The Rainbow Omega Group#3229253 · Normie
282,296
Pinewood Builders Security Team#645836 · Trainee
242,178
The Red Cell#3880488 · | 3 | Technician
237,991
Plasma Inc.#4192306 · Member
228,286
Grand Robine Army#6047403 · Militia
208,096
CMB | The Universal Union#4904885 · Recruit
176,011
content deleted_2864910#2864910 · Trainee
168,930
Palm Creations#5611347 · Community Member
158,270
[SCPF - Special Containment Procedures Foundation]#4606577 · Class D
150,665
LLP Projects#7779951 · Group Member
144,036
United States Coast Guard ᅠ ᅠ#9057373 · [E1] Seaman Recruit
112,181
Neighborhood War Group#4625571 · Normal User
109,839
Traits of War Community#3025405 · Roleplayer
95,670
LeMonde Airlines#1156950 · Economy Class
89,961
World Conquеst#12670687 · Conqueror
87,733
FRR | Los Angeles Police Department#5881087 · Cadet
83,048
75 KW Diesel Generator Studios#12568906 · 50 KW Diesel Generator (Used)
78,591
PoliceSim Studios#3244701 · Fan
69,045
Mano County Sheriff's Office - RolePlay#5415376 · Trainee
68,810
ROBLOX TV Studios™#1102595 · Viewer
67,020
Plaza Connect Community!#1207931 · Plaza Community
60,750
South Central Chronicles#5268800 · Citizen
50,572
Western Army**#6474323 · Recruit
46,548
Polarstar Studios#5615635 · Members
40,597
SCP-F ︱Special Containment Procedures Foundation#6650179 · Security Class 0
38,547
Anarchy's Apocalyptic Apparel#2713017 · Clientele
32,237
[UA] Ukrayina#11334276 · Tourist
30,599
Code 8#4650794 · Customer
24,325
fish supporters and fans#32433402 · many fish of the sea
20,739
The Soviet Mafia .#5326819 · Prospect
19,179
Tactical Clothing°#3016192 · Customer
14,808
Military Intelligence Corporation#528560 · Enlist
12,802
AAU (Ace Attorney Universe)#32792038 · Member
12,727
Red Cell Templars#4924452 · | 2 | Apprentice
12,449
The Imperial Realm of the Rhine#14901212 · Immigrant
10,240
Orange's Military Exchange#9040177 · Customer
10,090
Epic Department#7665231 · Sapling
8,858
Finlandic Armed Forces#8187277 · Alokas [NEEDS TRAINING]
5,028
Ⅲ Ⅲ#8124530 · Community Member
4,179
Udmurtian Republic#32886282 · Immigration and Naturalisation Service
3,904
Primitive Clothing°#3644828 · Customer
1,604
"Killing time"#35619044 · Splinter
1,523
The Customs#2930696 · Customer
1,508
[DD] Dystopia Dress#8583000 · Customer
1,275
SHOWTIME.#6273231 · 1 | Valued Customer
1,179
Bomj Gaming#35595027 · Traveler
1,077
GreatNorth Studios#17021663 · Community Member
870
NEON MILKBOX ネオン・ミルクボックス#5458671 · Member
750
Rеmade#13164494 · Player
518
The United States Air Force Department#8173020 · [E1] Airman Basic (Basic Military Training)
401
Red Studio!#4377427 · Member
355
Singapore Armed Forcesᅠ#17321535 · Basic Military Training
294
Manface Studio#12903762 · Troller
247
Litex Fund#14871324 · Member
238
Канал Развлечения (Channel Of Fun)#4102742 · Subscribers/Подписчики
93
Axillary#16864250 · Member
89
Military Recruitment Plaza 2.0#6107845 · Community Member
67
Württembergische Αrmee#10330860 · Conscritto
51
FUNNY TADJIK!!!!!!!!#7596123 · таджики
37
WesMax#9121673 · 5
30
Phοton Development#15610349 · Member
28
The Mafia Boss Group#10187062 · Mafia member
27
Special Containment Procedures Foundation[SCPF]#6970249 · Class-D
26
Koyka Games#10002899 · Member
13
Österreich Empire#10113692 · Recruit
11
Walter is best#7284257 · Waltercity citizen🐕
9
4th Battalion, 2nd Company#15986430 · Enlisted
8
StreemerRGroup#6482447 · Костя
8
SHadow Team Roblox Group#7943043 · Member
5
| Shrug Army |#33771690 · Shrugger
5

Membership and rank as measured from this user’s public group list.