BreakHub
Tool details

cat

How cat performs across locations, systems and versions.

View cat on GreatFireSee all in historyFirst seen 09/09/2026, 17:36 UTC
Period
Overall

3 tests

Tests
3
Speed · Median
1.15 MB/s
Latency · Median
688 ms
Stability · Median
100.0%
Lowest speed
187.69 KB/s
Highest speed
1.33 MB/s
Last 90 days

Speed · Median

Daily speed (Median)Daily stability (Median)0635.00 KB/s1.24 MB/s0%50%100%IODA (Georgia Tech) · 11/01, 12:00 UTC → 11/02, 06:00 UTC · critical · gtr · score 52081IODA (Georgia Tech) · 10/30, 08:30 UTC → 10/30, 11:00 UTC · critical · gtr · score 3446IODA (Georgia Tech) · 10/27, 17:00 UTC → 10/28, 00:30 UTC · critical · gtr · score 21599IODA (Georgia Tech) · 10/18, 00:00 UTC → 10/18, 01:00 UTC · critical · ping-slash24 · score 4626IODA (Georgia Tech) · 10/05, 02:00 UTC → 10/05, 05:00 UTC · critical · gtr · score 8233IODA (Georgia Tech) · 10/02, 02:30 UTC → 10/02, 05:00 UTC · critical · gtr · score 5853IODA (Georgia Tech) · 10/01, 02:00 UTC → 10/01, 11:00 UTC · normal · gtr · score 23359IODA (Georgia Tech) · 09/25, 02:00 UTC → 09/25, 11:00 UTC · normal · gtr · score 227252026-08-17 · 2 tests · speed 1.24 MB/s · stability 100.0%2026-08-21 · 1 tests · speed 187.69 KB/s · stability 88.9%Aug 6Aug 21Sep 5Sep 20Oct 5Oct 20Nov 3
Outage / anomaly (IODA · Radar)

By location

LocationTestsSpeedLatencyStability
Mainland China31.15 MB/s688 ms100.0%

By OS

OSTestsSpeedLatencyStability
Android21.24 MB/s627 ms100.0%
Windows1187.69 KB/s1004 ms88.9%

By version

VersionTestsSpeedLatencyStability
Unspecified31.15 MB/s688 ms100.0%

Exit IP quality (measured on visitors' tests)

No visitor test with exit-IP quality yet; running a test records it.

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Recent tests

See all in history
TimeLocationVersionOSExitSpeedLatencyStabilityReachQualitySourceDetails
Mainland China—WindowsSG187.69 KB/s1004 ms88.9%—360pGreatFireView details
Mainland China—AndroidHK1.15 MB/s567 ms100.0%—1080pGreatFireView details
Mainland China—AndroidHK1.33 MB/s688 ms100.0%—1080pGreatFireView details

Data source: GreatFire Circumvention Centralsynced hourlylast sync