Cobalt Test
Offline 31.59.125.121:28015 checked 28d ago
Vital stats
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 UTC31d ago | 0 | – | running | 0 |
| Wed 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.
Tags
Which Rust Pop Watch lists and filters include Cobalt Test?
These Rust Pop Watch lists include Cobalt Test: Community servers, by the numbers. It appears under these filters on the server list: Type: Community (not modded, not official) and No plugins at all; Group limit: 5 or more.
What do the server tags on Cobalt Test mean?
The game's server browser picks up these tags from Cobalt Test: gmrust (Game mode): Survival, standard Rust style; mp10 (Max players): It has 10 slots; ts8 (Group limit): The default team size of 8 applies here; v2633 (Protocol): To join, your game must be on the same protocol version: 2633; cs165217 (Build): Game build: 165217; ptrak (Networking): The network layer is RakNet, which is the game's standard; $r? (Region code): Region code left blank. Current players, queue and world age are in the tags too, displayed at the top of this page.
Player counts
How does Cobalt Test rank against other Rust servers?
Player hours over the last week rank Cobalt Test at #15,514, within the top 65% of ranked servers.
How many players are on Cobalt Test right now?
Offline now, Cobalt Test was last spotted 28 days 16 hours ago.
About the server
Is Cobalt Test online, and how reliable is it?
The server Cobalt Test is not online now; 28 days 16 hours have passed since it was last seen. Out of 168 hours in the last 7 full days, it was online for 0, a 0% uptime. The first time Rust Pop Watch saw it was 23 September 2026.
Where is Cobalt Test located?
No region is published by Cobalt Test. It is where a server says it is that Rust Pop Watch shows; the machine's actual location is not looked up. You'll find it at 31.59.125.121:28015.
Which Rust version is Cobalt Test on?
On Windows, Cobalt Test runs Rust network protocol 2633 and build 165217. Steam updates your game so it matches the protocol needed to join.
Wipe times
What happens on Cobalt Test when wipe day comes around?
The average busiest crowd over recent wipes was 0 players. The latest wipe's crowd was busiest 0 hours after it began.
What is the wipe schedule on Cobalt Test?
The record of Cobalt Test's wipes is still too thin to show its rhythm. The monthly force wipe takes every Rust server down for a new world, and the next one lands on Thursday 5 November at 19:00 UTC. Its current world has been live for 28 days 18 hours.
Rules and settings
Which map does Cobalt Test run?
The map on Cobalt Test is procedural, made by the game.
What are the rules and settings on Cobalt Test?
Nothing in the name tells you the gather rate on Cobalt Test. Eight players per group: that is the game's default. It runs survival, gather, build and raid, as standard. Raids and PvP are both on the table. It appears under Community in the browser. The VAC anti-cheat from Valve is on.
How to join
How do I join Cobalt Test?
Enter client.connect 31.59.125.121:28015 in the console after pressing F1 in Rust. Or use Launch Rust here to open Rust through Steam and connect automatically.