Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
Cobalt Nation

Cobalt Nation #260452

5,141
members (measured 21 Aug 2026, 22:01 UTC)
28 March 2011
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENclosed groupmilitary roleplaygaming clan

Cobalt Nation is a Roblox group categorized as a game studio. It was created on March 28, 2011. The group has 5,141 members. It is not ownerless and does not have a verified badge.

Description

Opened || 3/11/11 ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Handbook || /CobaltNationRBX/status/823813468826443776 (Twitter) ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ News || Cobalt Nation is officially closed. Thank you for all your time and dedication, and most importantly the memories. Glory to the Nation! ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Defeated || Royal Invictus, R.T.D.F, Chronim, Veloxic Empire, The Forsaken Nation, Harkonnen, Black Wolf Empire, The Chaos Imperium, Vextuis Supremacy, Beast Awoken, The Kiddy Clan, The Sinister Legion, Roblox Empyrean Legion, Elite Assault Army, Roblox Joint Task Force, Central Security, Vicious Authority, Frost Mage Clan, Celestial Resistance, Celestial Resistance, Chaos Nation, Iron Force, Thorum Nation, Emerald Nation, Combat Union, Crystal Nation ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ✧・゚: *✧・゚: Nott :・゚✧*:・゚✧

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 We do not publish numbers we have not measured.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)MembersChange
10 Aug 2026, 12:015,141first reading

Ownership

Owned by NottCobaltNation_GH (@CobaltNation_GH) as measured.

Claimed by user #179860607 — observed between sweeps, detected 10 Aug 2026, 12:13 UTC

Detection dates bound when a change was seen by this register, not when it happened.

Experiences

0
players in this group’s experiences right now
53,855
lifetime visits across 12 experiences

Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.

Members we’ve seen

NottCobaltNation_GH (@CobaltNation_GH)Group Holder (rank 255)

@soupcansteveH3 | Legatus (rank 253)

crex (@Crexcent)H3 | Legatus (rank 253)

Josh (@NottJxsh)H2 | Imperator (rank 252)

cat (@nottcat)H1 | Dux (rank 251)

todd (@8todd)H1 | Dux (rank 251)

Norb (@Evaerius)HRiT | Centurion (rank 250)

@itsmedefectiveblockyHRiT | Centurion (rank 250)

Guesty (@LeLitGuesty)X | Developer (rank 249)

@TzitzimitlThornX | Developer (rank 249)

@pockyriceX | Developer (rank 249)

@LordLancerX | Diplomat (rank 248)

@Geno_maticX | Diplomat (rank 248)

@ReddoRanjuhX | Diplomat (rank 248)

@darkyellow4X | Diplomat (rank 248)

BentheQueen (@Benthusiasm)V | Veterans (rank 247)

@SparrowNightV | Veterans (rank 247)

@MrBreezeV | Veterans (rank 247)

@UnlinkedV | Veterans (rank 247)

tay3erry (@Tay3erry)V | Veterans (rank 247)

@ShiraKitsuneV | Veterans (rank 247)

@YuvhaV | Veterans (rank 247)

Prod_D1 (@Agentfin4TheRedeemed)V | Veterans (rank 247)

@OminousStormV | Veterans (rank 247)

@jacky051V | Veterans (rank 247)

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

Rank structure

Group Holder1
O | Archon2
H3 | Legatus5
H2 | Imperator3
H1 | Dux7
HRiT | Centurion2
X | Developer9
A | Automation1
X | Diplomat5
V | Veterans88
M5 | Praetor30
M4 | Taxiarhos37
M3 | Elitus36
M2 | Desturion106
M1 | Optio89
L7 | Decius22
L6 | Kaelif40
L5 | Triarius132
L4 | Princeps142
L3 | Legionary160
L2 | Immunes268
L1 | Trooper71
Member5,141
C | Cobaltian3,886
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.

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.