Is Slack down in the UK?
Vendor reports no incidentWhat Slack reports
Slack reports no incident on its status page.
As of the last successful poll, 2026-10-23 16:57 UTC.
Our regional reading
This is our own reading from outside, shown beside the vendor's statement. It is not counted as a separate outage.
Checks passingin the UK, measured from London
Our London probe last checked Slack at Oct 23, 2026, 5:03 PM UTC and read checks passing.
Over the last 24 hours we completed 360 checks from London and 360 answered cleanly, 100.00% availability.
Of the 9 other regions we check Slack from, all 9 read checks passing right now.
Email me when Slack reports an incident on its status page, and again when it reports it resolved.
What our London probe measured
Last checked Oct 23, 2026, 5:03 PM UTC.
How the other regions read right now
Of the 9 other regions we check Slack from, all 9 read checks passing right now.
| Probe city | Right now | Last 24h |
|---|---|---|
| Ashburn | Checks passing | 100.00% of 721 checks |
| San Jose | Checks passing | 100.00% of 720 checks |
| Frankfurt | Checks passing | 100.00% of 719 checks |
| Tokyo | Checks passing | 100.00% of 688 checks |
| Chicago | Checks passing | 100.00% of 360 checks |
| Toronto | Checks passing | 100.00% of 360 checks |
| Singapore | Checks passing | 100.00% of 360 checks |
| Sydney | Checks passing | 100.00% of 360 checks |
| São Paulo | Checks passing | 100.00% of 360 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 check readings, 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