[•] Naval Central Security Service #420158182

members (measured 20 Oct 2026, 09:30 UTC)

9 March 2026

created (per Roblox API)

12 August 2026

first measured 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 We do not publish numbers we have not measured.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
26 Aug 2026, 11:05	1	first reading

Ownership

Owned by @Navy_GroupHolder1 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

@Navy_GroupHolder1 — [H] Holder (rank 255)

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

Rank structure

[H] Holder1

[SECNAV] Secretary of the Navy0

[UNSECNAV] Under Secretary of the Navy0

[CNO] Chief of Naval Operations0

[VCNO] Vice Chief of Naval Operations0

[NS] Naval Staff0

[SECFR] Secretary of Foreign Relations0

[DSECFR] Deputy Secretary of Foreign Relations0

[ASECFR] Assistant Secretary of Relations0

[D] Director0

[DD] Deputy Director0

[S] Supervisor0

[DCO] Detachment Commanding Officer0

[DXO] Detachment Executive Officer0

[HSO] Head Security Officer0

[LSSO] Lead Senior Security Officer0

[SSO] Senior Security Officer0

[SO] Security Officer0

[JSO] Junior Security Officer0

[PSO] Probationary Security Officer0

[SA:FE] Security Academy Final Exam0

[SA:PIV] Security Academy Phase IV0

[SA:III] Security Academy Phase III0

[SA:PII] Security Academy Phase II0

[SA:PI] Security Academy Phase I0

Member1

Guest0

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.

• Naval Officer Candidate School#519692730 · 1 shared members

[•] United States Naval Exchange#365279906 · 1 shared members

[•] Installation Security Group I#1026088164 · 1 shared members

[•] Naval Foreign Relations#197409670 · 1 shared members

U.S Naval Facilities Engineering Systems Command#365365090 · 1 shared members

• Office of the Inspector General#503260199 · 1 shared members

MAA | Special Reactions Force#700434948 · 1 shared members

• Naval Education & Training Command#235264677 · 1 shared members

[•] Naval Special Warfare Center#35948364 · 1 shared members

• Naval Criminal Investigations Services#264340623 · 1 shared members

• Special Warfare Command#765452355 · 1 shared members

[•] Carrier Strike Group II#1060668910 · 1 shared members

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.