[IST]Internal Security Team #589243391

members (measured 23 Oct 2026, 23:38 UTC)

5 August 2025

created (per Roblox API)

13 August 2026

first measured by this register

OtherENsecurityinternal teamofficial group

Description

IST Official

Written by the group; not a statement by this register.

Membership history

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)	Members	Change
22 Aug 2026, 08:27	22	first reading

Ownership

Owned by 花園ゆりね (@HanazonoYurine) as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

花園ゆりね (@HanazonoYurine) — [Overwatch] (rank 255)

FANTECHAR (@Lord_CharWellesley) — [UC]Unit Commander (rank 100)

FANTESTQ (@ColaistSomoya) — [UC]Unit Commander (rank 100)

Autumnfluff (@Cinerus_Zzzzzz) — [UD]Unit Director (rank 70)

Agul (@Shiotsu_Tokko) — [FO]Field Operative (rank 20)

DDG (@Songjinyou) — [O]Operative (rank 15)

3435gc (@55558ggdf) — [O]Operative (rank 15)

JamYoung (@fjagagfui) — [O]Operative (rank 15)

HEbox (@boxyuanlan) — [JO]Junior Operative (rank 10)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

[Overwatch]1

[CC]Chief Commander0

[UC]Unit Commander2

[UXO]Unit Executive Officer1

[UD]Unit Director3

[STL]Senior Team Leader0

[TL]Team Leader0

[TLT]Team Leader on Trail1

[FO]Field Operative6

[O]Operative7

[JO]Junior Operative1

Member22

[X]Operator Under Investigation0

访客0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

Related groups

Groups whose measured members overlap with this one — a sample from our membership graph.

[UEG] United Earth Government | 联合地球政府#14873931 · 7 shared members

4,244

[U.S Army]United States Army#34926505 · 7 shared members

[RBX-NPF] Northern Pacific Federation Headquarter#35115208 · 7 shared members

[CASC] China Aerospace | 中国航天#14703277 · 6 shared members

10,516

Asylum Life Community#5819563 · 5 shared members

1,368,142

SCP: Site Roleplay Community#2935212 · 5 shared members

220,080

PRC :| People's Liberation Army .#5164349 · 5 shared members

11,109

PRC :| People's Republic of China#6515526 · 5 shared members

3,963

[USASOC] Special Operations Command#35112057 · 5 shared members

SCP | Roleplay Community#5479038 · 4 shared members

1,271,273

Stepford County Railway#3620943 · 4 shared members

667,845

Hebei Studios#12348193 · 4 shared members

333,172

Open data

Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)

Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.