# Probegrade vs. self-reported listings

Updated 2026-10-17. Category comparison; describes common patterns, not any specific company.

| Dimension | Probegrade | Self-reported listings |
|---|---|---|
| Source of the data | Probes we run ourselves | Claims submitted by the provider |
| Uptime figures | Measured from scheduled calls | Provider's own status page or claim |
| Schema checks | Responses validated against the expected shape | Not checked |
| Freshness | Measured against what the source claims | Taken on trust |
| Dated | Monthly editions with dated badges | Often undated |

More: https://probegrade.com/ratings/ · https://probegrade.com/llms.txt