BreakHub
Tool details

iShadowsocks

How iShadowsocks performs across locations, systems and versions.

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

716 tests

Tests
716
Speed · Median
90.53 KB/s
Latency · Median
648 ms
Stability · Median
100.0%
Lowest speed
0 B/s
Highest speed
1.78 MB/s
Last 90 days

Speed · Median

Daily speed (Median)Daily stability (Median)0881.80 KB/s1.72 MB/s0%50%100%IODA (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 · critical · gtr · score 23359IODA (Georgia Tech) · 09/25, 02:00 UTC → 09/25, 11:00 UTC · normal · gtr · score 227252026-08-31 · 1 tests · speed 1.72 MB/s · stability 100.0%Aug 3Aug 18Sep 2Sep 17Oct 2Oct 17Oct 31
Outage / anomaly (IODA · Radar)

By location

LocationTestsSpeedLatencyStability
Mainland China68690.32 KB/s—100.0%
Other2794.00 KB/s—100.0%
Iran282.44 KB/s—92.9%
Russia11.72 MB/s648 ms100.0%

By OS

OSTestsSpeedLatencyStability
Windows50094.69 KB/s—100.0%
macOS94102.93 KB/s—100.0%
Android5674.21 KB/s648 ms100.0%
iOS4780.81 KB/s—100.0%
Linux1970.05 KB/s—95.2%

By version

VersionTestsSpeedLatencyStability
Unspecified71690.53 KB/s648 ms100.0%

Exit IP quality (measured on visitors' tests)

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

Run a test

Recent tests

See all in history
TimeLocationVersionOSExitSpeedLatencyStabilityReachQualitySourceDetails
Russia—AndroidLT1.72 MB/s648 ms100.0%—1440pGreatFireView details
Mainland China—macOSTW257.09 KB/s—97.6%—480pGreatFireView details
Mainland China—WindowsCN243.14 KB/s—90.5%—480pGreatFireView details
Other—iOSKH200.93 KB/s—100.0%—480pGreatFireView details
Mainland China—iOSUS53.68 KB/s—97.6%—240pGreatFireView details
Mainland China—iOSSG149.58 KB/s—100.0%—360pGreatFireView details
Mainland China—iOSSG120.16 KB/s—100.0%—360pGreatFireView details
Mainland China—iOSUS117.52 KB/s—100.0%—360pGreatFireView details
Other—iOSUS76.53 KB/s—100.0%—240pGreatFireView details
Other—LinuxJP33.72 KB/s—85.7%—240pGreatFireView details
Mainland China—iOSJP143.96 KB/s—97.6%—360pGreatFireView details
Other—LinuxHK245.57 KB/s—100.0%—480pGreatFireView details
Other—macOSJP72.72 KB/s—100.0%—240pGreatFireView details
Mainland China—WindowsSG146.52 KB/s—95.2%—360pGreatFireView details
Other—AndroidSG38.16 KB/s—90.5%—240pGreatFireView details
Mainland China—WindowsSG50.49 KB/s—95.2%—240pGreatFireView details
Mainland China—macOSHK181.74 KB/s—97.6%—360pGreatFireView details
Mainland China—iOSHK109.55 KB/s—97.6%—360pGreatFireView details
Mainland China—WindowsRU94.81 KB/s—95.2%—360pGreatFireView details
Mainland China—iOSDE60.33 KB/s—88.1%—240pGreatFireView details

Data source: GreatFire Circumvention Centralsynced hourlylast sync