Vendor Reliability Hub
Provider status-observation and incident-notice consistency across 1902 monitored cloud services.
Updated Nov 14, 2026 09:42 UTC · 411 source-qualified records · 1,491 provisional
337
Grade A vendors
31
Grade B
43
Grade C–F
1,491
Provisional
| Service | Grade | Avg Observation→Notice | Incident Notices (90d) | Notice Match |
|---|---|---|---|---|
|
|
A | 0m | 8 | 100% |
|
|
A | 0m | 6 | 100% |
|
|
A | 0m | 5 | 100% |
|
|
A | 0m | 10 | 100% |
|
|
A | 0m | 9 | 100% |
|
|
A | 0m | 14 | 100% |
|
|
A | 0m | 6 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 10 | 100% |
|
|
A | 0m | 6 | 100% |
|
|
A | 0m | 9 | 100% |
|
|
A | 0m | 11 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 68 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 40 | 100% |
|
|
A | 0m | 11 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 52 | 91% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 11 | 100% |
|
|
A | 0m | 9 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 8 | 100% |
|
|
A | 0m | 13 | 100% |
|
|
A | 0m | 10 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 11 | 100% |
|
|
A | 0m | 14 | 100% |
|
|
A | 0m | 7 | 86% |
|
|
A | 0m | 38 | 100% |
|
|
A | 0m | 31 | 100% |
|
|
A | 0m | 20 | 100% |
|
|
A | 0m | 26 | 100% |
|
|
A | 0m | 3 | 100% |
|
|
A | 0m | 7 | 80% |
|
|
A | 0m | 39 | 100% |
|
|
A | 0m | 53 | 100% |
|
|
A | 0m | 8 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 35 | 83% |
|
|
A | 0m | 15 | 100% |
|
|
A | 0m | 7 | 100% |
|
|
A | 0m | 14 | 100% |
|
|
A | 0m | 4 | 100% |
|
|
A | 0m | 8 | 100% |
|
|
A | 0m | 5 | 100% |
|
|
A | 0m | 18 | 100% |
How we grade transparency
Grades summarize consistency between two records from an official provider source: when ServiceAlert observed an operational-to-disrupted status change and the incident-notice time reported by that source. The observation timestamp is a polling time, not the provider’s exact change time or an independent outage detection. Small or incomplete samples are shown as Provisional.
See also: status reliability observations and source-backed SLA evidence.