Is Slack down in the UK?
Operationalin the UK, measured from London
Our London probe last checked Slack at Sep 8, 2026, 6:23 AM UTC and read operational.
Over the last 24 hours we completed 354 checks from London and 354 answered cleanly, 100.00% availability.
Of the 9 other regions we check Slack from, all 9 read operational right now.
What our London probe measured
Last checked Sep 8, 2026, 6:23 AM UTC.
How the other regions read right now
Of the 9 other regions we check Slack from, all 9 read operational right now.
| Probe city | Right now | Last 24h |
|---|---|---|
| Ashburn | Operational | 100.00% of 672 checks |
| San Jose | Operational | 100.00% of 687 checks |
| Frankfurt | Operational | 100.00% of 568 checks |
| Tokyo | Operational | 100.00% of 426 checks |
| Chicago | Operational | 100.00% of 338 checks |
| Toronto | Operational | 100.00% of 357 checks |
| Singapore | Operational | 100.00% of 284 checks |
| Sydney | Operational | 100.00% of 272 checks |
| São Paulo | Operational | 100.00% of 357 checks |
Other countries we check Slack from
How we measured this
The UK readings on this page come from RealUptime's own London probe against Slack's public endpoints. They are not user reports, and they are not Slack's own status page.
See Slack's full measured status, the 90-day history by region, or the outage tracker methodology.
Check your own site from London
This page shows what we see when we check this service, using the same ten regions, for a site you run. RealUptime Monitor watches your own servers from inside your network, and it starts free.
Start monitoring your own servers