RS-15514Community server
Cobalt Test
Offline 31.59.125.121:28015 checked 13d 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.
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 |
|---|---|---|---|---|
| Sun 27 Sep, 21:41 UTC16d ago | 0 | – | running | 0 |
| Wed 23 Sep, 22:22 UTC20d 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.
Player activity
How populated is Cobalt Test?
Cobalt Test is offline at this moment; the last signal was 13 days 17 hours ago.
What is the ranking of Cobalt Test?
The last seven days of player hours place Cobalt Test at #15,514, in the top 65% of ranked servers.
Tags, lists, and filters
On Top Rust Servers, which lists and filters carry Cobalt Test?
These Top Rust Servers lists count Cobalt Test among their servers: Best Rust community servers. These are the filters that bring it up on the server list: Type: Community (not modded, not official) and No plugins at all; Group limit: 5 or more; Last wipe: In the last 2 weeks.
What is the meaning of the tags on Cobalt Test?
gmrust (Game mode): Survival follows the standard Rust ruleset; mp10 (Max players): There are 10 slots; ts8 (Group limit): 8 per team is the default limit; v2633 (Protocol): Protocol 2633 is required to join; your game must be on the same version; cs165217 (Build): Game build: 165217; ptrak (Networking): The network layer is RakNet, which is standard for Rust; $r? (Region code): The region code is left blank are the tags Cobalt Test publishes, and the game's server browser reads them. Shown at the top of this page, and also in the tags: its players now, its queue, and the time its world was made.
Map and rules
What is the map on Cobalt Test?
Cobalt Test uses a procedural map, which the game generates.
What settings and rules does Cobalt Test use?
You will not find a gather rate in the name Cobalt Test. Groups use the default maximum of 8 players. You play survival, the normal mode where you gather, build and raid. You can fight and raid other players. The server browser shows it under Community. VAC, Valve's anti-cheat, is enabled.
Server info
What version is Cobalt Test running?
On Windows, Cobalt Test operates Rust network protocol 2633 and build 165217. Your game needs the same protocol to connect; Steam takes care of updating it.
Where can Cobalt Test be found?
There is no region published by Cobalt Test. Top Rust Servers does not look up where the machine stands; it shows where a server says it is. 31.59.125.121:28015 is its address.
How reliable is Cobalt Test?
The server Cobalt Test is down at the moment, with its last appearance 13 days 17 hours ago. Across the last 7 full days, it was online for 0 of 168 hours, or 0%. The first time Top Rust Servers saw it was on 23 September 2026.
Wipe cycle
What happens on wipe day on Cobalt Test?
The average busiest count over recent wipes is 0 players. 0 hours after the latest wipe, the crowd hit its peak.
When does Cobalt Test wipe?
Too few wipes are recorded for Cobalt Test to establish a rhythm. The monthly force wipe applies to every Rust server; the next one is on Thursday 5 November at 19:00 UTC. Its world was last replaced 13 days 18 hours ago.
Joining the server
How can I connect to Cobalt Test?
Use the console: open Rust, press F1, and type client.connect 31.59.125.121:28015. Or simply click Launch Rust here; it opens the game through Steam and connects you.