Cobalt Test
Offline 31.59.125.121:28015 checked 28d ago
Players
Every five minutes, from the Steam server list.
Hourly average and peak, UTC.
Daily average and peak, UTC.
Server performance
48 hours: hourly readings. 30 to 90 days: one point a day, with the day's average and lowest fps, most entities and most memory. From asking the server directly; low fps and a climbing entity count mean lag.
Rank
Top 65% of all ranked servers. Ranked on player hours over the last seven days.
Wipe schedule
Not enough wipes seen yet to tell when the next one is. Every server wipes at the monthly force wipe.
- usual gap
- 4 daysbetween real wipes
- wipe-day peak
- 0players, last three wipes
The first 48 hours of its last wipes
Players each hour, from the hour of the wipe. The latest peaked at 0, 0 hours in.
Wipes
| Wiped | Peak | Crowd | Lasted | Players before |
|---|---|---|---|---|
27 SEP 2026Sun 27 Sep, 21:41 UTC31d ago |
0 | – | running | 0 |
23 SEP 2026Wed 23 Sep, 22:22 UTC35d ago |
0 | – | 4 days | 0 |
Peak: the most players in the first 48 hours. Crowd: whether every day of the wipe kept at least half that peak, or the day it fell below. A new world less than six hours after a wipe is a restart, not a wipe of its own.
Similar servers
The same kind of game, then region, group limit, rate and wipes.
Quick answers
From the figures on this page.
Settings and map
On Cobalt Test, which rules and settings apply?
The name of Cobalt Test does not state a gather rate. The group limit is 8 players, the game's default. The server runs survival, building, gathering and raiding in the standard game. Combat and raiding between players are possible. The server browser lists it under Community; it is a community server. VAC is on: Valve's anti-cheat is enabled.
Which map is in use on Cobalt Test?
Cobalt Test runs a procedural map, which the game generates.
Tags and filters
On Rust Server Index, which lists and filters carry Cobalt Test?
The Rust Server Index lists that include Cobalt Test are Community Rust servers, indexed. It appears under the following filters on the server list: Type: Community (not modded, not official) and No plugins at all; Group limit: 5 or more.
How should you read the tags listed for Cobalt Test?
Filed under these tags, as published by Cobalt Test and read by the game's server browser: gmrust (Game mode): Survival on standard Rust rules; mp10 (Max players): 10 slots are available; ts8 (Group limit): The team limit is 8, as in the standard game; v2633 (Protocol): The protocol is 2633; older or newer clients cannot join; cs165217 (Build): The game build here is 165217; ptrak (Networking): The standard RakNet layer carries the connection; $r? (Region code): No region code has been set. The top of this page shows three items from the tags: players at present, queue and world creation time.
Wipe dates
What should you expect on Cobalt Test when wipe day comes?
At their busiest, its recent wipes drew 0 players on average. The latest wipe peaked 0 hours in.
How often is Cobalt Test wiped, and on what schedule?
Cobalt Test's rhythm cannot be told yet: too few of its wipes are on record. The next monthly force wipe is on Thursday 5 November at 19:00 UTC, and it wipes every Rust server. The world it runs now was made 28 days 14 hours.
Players and ranking
Where does Cobalt Test sit in the rankings?
On player hours over seven days, Cobalt Test takes #15,514, within the top 65% of ranked servers.
Is Cobalt Test quiet or crowded?
Filed under offline: Cobalt Test, last seen 28 days 13 hours ago.
Server details
What version does Cobalt Test use?
Rust network protocol 2633 and build 165217 on Windows is what you will find on Cobalt Test. The protocol must match before you can join, and Steam takes care of updating it.
How reliable is Cobalt Test, and is it online now?
The server is down at this moment; the last sighting of Cobalt Test was 28 days 13 hours ago. It was up 0 of 168 hours across the last 7 full days, or 0% of the time. The earliest sighting at Rust Server Index is 23 September 2026.
What is the location of Cobalt Test?
Cobalt Test gives no region at all. Rust Server Index takes the server's word for its location and does not look up the machine's position. You will reach it at 31.59.125.121:28015.
Joining the server
What steps lead onto Cobalt Test?
Two ways in. Type client.connect 31.59.125.121:28015 into the Rust console after pressing F1, or use Launch Rust and join on this page, which opens Rust through Steam and connects you.
Server tags
What each one means.
Published as mp10,ptrak,$r?,v2633,gmrust,cs165217,ts8
Game
gmrust
mp10
ts8
v2633
cs165217
ptrak
$r?
Players now (cp), the queue (qp) and the wipe time (born) are in the tag string too; they change every few minutes and are shown at the top of the page. Flag meanings are Facepunch's.