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Tool details

ss

How ss performs across locations, systems and versions.

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

135 tests

Tests
135
Speed · Median
103.37 KB/s
Latency · Median
545 ms
Stability · Median
100.0%
Lowest speed
8.43 KB/s
Highest speed
3.34 MB/s
Last 90 days

Speed · Median

Daily speed (Median)Daily stability (Median)01.67 MB/s3.34 MB/s0%50%100%IODA (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 · critical · gtr · score 23359IODA (Georgia Tech) · 09/25, 02:00 UTC → 09/25, 11:00 UTC · normal · gtr · score 227252026-08-27 · 1 tests · speed 815.66 KB/s · stability 94.4%2026-10-12 · 1 tests · speed 3.33 MB/s · stability 100.0%2026-10-17 · 1 tests · speed 3.34 MB/s · stability 100.0%Jul 30Aug 14Aug 29Sep 13Sep 28Oct 13Oct 27
Outage / anomaly (IODA · Radar)

By location

LocationTestsSpeedLatencyStability
Mainland China117102.65 KB/s563 ms100.0%
Other18109.82 KB/s512 ms98.8%

By OS

OSTestsSpeedLatencyStability
Windows59100.32 KB/s580 ms100.0%
Android3576.20 KB/s519 ms100.0%
macOS30130.51 KB/s512 ms96.4%
iOS10108.05 KB/s869 ms100.0%
Linux1180.53 KB/s—100.0%

By version

VersionTestsSpeedLatencyStability
Unspecified135103.37 KB/s545 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
Other—AndroidSG3.34 MB/s512 ms100.0%—2160pGreatFireView details
Mainland China—AndroidJP3.33 MB/s526 ms100.0%—1080pGreatFireView details
Mainland China—iOSTW815.66 KB/s918 ms94.4%—1080pGreatFireView details
Mainland China—macOSUS964.64 KB/s370 ms100.0%—720pGreatFireView details
Mainland China—macOSUS1008.19 KB/s545 ms100.0%—1080pGreatFireView details
Mainland China—macOSJP747.34 KB/s670 ms94.4%—720pGreatFireView details
Mainland China—macOSUS1.32 MB/s479 ms100.0%—1440pGreatFireView details
Mainland China—WindowsKR2.35 MB/s580 ms83.3%—1440pGreatFireView details
Mainland China—iOSUS435.34 KB/s820 ms100.0%—720pGreatFireView details
Mainland China—macOSSG104.11 KB/s—100.0%—360pGreatFireView details
Mainland China—macOSUS30.88 KB/s—100.0%—240pGreatFireView details
Mainland China—macOSUS11.25 KB/s—97.6%—240pGreatFireView details
Mainland China—macOSUS42.69 KB/s—100.0%—240pGreatFireView details
Mainland China—WindowsJP60.35 KB/s—100.0%—240pGreatFireView details
Mainland China—WindowsUS57.49 KB/s—97.6%—240pGreatFireView details
Mainland China—WindowsUS57.84 KB/s—100.0%—240pGreatFireView details
Other—iOSUS238.88 KB/s—100.0%—480pGreatFireView details
Mainland China—iOSHK195.39 KB/s—100.0%—480pGreatFireView details
Mainland China—WindowsUS107.21 KB/s—90.5%—360pGreatFireView details
Mainland China—macOSHK122.66 KB/s—100.0%—360pGreatFireView details

Data source: GreatFire Circumvention Centralsynced hourlylast sync