Is Sentry down in Japan?
Vendor reports no incidentWhat Sentry reports
Sentry reports no incident on its status page.
As of the last successful poll, 2026-11-05 15:49 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 Japan, measured from Tokyo
Our Tokyo probe last checked Sentry at Nov 5, 2026, 3:08 PM UTC and read checks passing.
Over the last 24 hours we completed 21 checks from Tokyo and 21 answered cleanly, 100.00% availability.
Of the 9 other regions we check Sentry from, all 9 read checks passing right now.
Email me when Sentry reports an incident on its status page, and again when it reports it resolved.
What our Tokyo probe measured
Last checked Nov 5, 2026, 3:08 PM UTC.
Sentry from Tokyo over the last 30 days
Over the last 30 days, Sentry answered our Tokyo probe in 1,027 ms on average, and 1 check in 20 took longer than 1,515 ms.
Ranked by average response time across the 10 cities we check Sentry from, Tokyo 10th; Chicago was fastest at 217 ms and Tokyo slowest at 1,027 ms.
From Tokyo we ran 1,344 checks of Sentry in 30 days, and 1,330 answered cleanly: 98.95% availability.
9 of the 30 days had at least one failed check. The weakest was Oct 13 (UTC), at 91.66% across 48 checks.
In Tokyo local time (GMT+9), Sentry was slowest around 10 AM, at 2,031 ms on average over the last 14 days, and quickest around 1 AM, at 1,294 ms.
| Day (UTC) | Checks | Availability | Average response |
|---|---|---|---|
| Thu, Nov 5 | 14 | 100.00% | 1,672 ms |
| Wed, Nov 4 | 21 | 100.00% | 1,641 ms |
| Tue, Nov 3 | 22 | 100.00% | 1,327 ms |
| Mon, Nov 2 | 39 | 100.00% | 1,580 ms |
| Sun, Nov 1 | 47 | 100.00% | 1,619 ms |
| Sat, Oct 31 | 48 | 100.00% | 1,513 ms |
| Fri, Oct 30 | 48 | 100.00% | 1,532 ms |
| Thu, Oct 29 | 48 | 100.00% | 1,589 ms |
| Wed, Oct 28 | 48 | 97.91% | 1,597 ms |
| Tue, Oct 27 | 47 | 97.87% | 1,792 ms |
| Mon, Oct 26 | 48 | 95.83% | 1,696 ms |
| Sun, Oct 25 | 48 | 100.00% | 1,450 ms |
| Sat, Oct 24 | 48 | 100.00% | 1,539 ms |
| Fri, Oct 23 | 48 | 100.00% | 1,594 ms |
Sentry outages measured from Japan
Our Tokyo probe measured no confirmed Sentry outage in the last 90 days.
How the other regions read right now
Of the 9 other regions we check Sentry from, all 9 read checks passing right now.
| Probe city | Right now | Last 24h |
|---|---|---|
| Ashburn | Checks passing | 100.00% of 48 checks |
| San Jose | Checks passing | 100.00% of 39 checks |
| Frankfurt | Checks passing | 100.00% of 34 checks |
| Chicago | Checks passing | 100.00% of 25 checks |
| Toronto | Checks passing | 100.00% of 25 checks |
| London | Checks passing | 100.00% of 25 checks |
| Singapore | Checks passing | 100.00% of 25 checks |
| Sydney | Checks passing | 100.00% of 25 checks |
| São Paulo | Checks passing | 100.00% of 25 checks |
Other countries we check Sentry from
How we measured this
Japan readings on this page come from RealUptime's own Tokyo probe against Sentry's public endpoints. They are not user reports, and they are not Sentry's own status page.
See Sentry's full check readings, the 90-day history by region, or the outage tracker methodology.
Check your own site from Tokyo
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.
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