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Tool details

12

How 12 performs across locations, systems and versions.

View 12 on GreatFireSee all in historyFirst seen 09/09/2026, 17:36 UTC
Period
Overall

9 tests

Tests
9
Speed · Median
72.48 KB/s
Latency · Median
399 ms
Stability · Median
97.6%
Lowest speed
5.00 KB/s
Highest speed
3.10 MB/s
Last 90 days

Speed · Median

Daily speed (Median)Daily stability (Median)01.55 MB/s3.10 MB/s0%50%100%2026-09-03 · 1 tests · speed 3.10 MB/s · stability 100.0%Jun 18Jul 3Jul 18Aug 2Aug 17Sep 1Sep 15

By location

LocationTestsSpeedLatencyStability
Mainland China6110.96 KB/s399 ms97.6%
Other372.48 KB/s—97.6%

By OS

OSTestsSpeedLatencyStability
Windows6120.45 KB/s399 ms98.8%
macOS273.20 KB/s—95.2%
Android15.00 KB/s—69.0%

By version

VersionTestsSpeedLatencyStability
Unspecified972.48 KB/s399 ms97.6%

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—WindowsUS3.10 MB/s399 ms100.0%—2160pGreatFireView details
Other—WindowsKR53.29 KB/s—83.3%—240pGreatFireView details
Other—macOSKR129.36 KB/s—100.0%—360pGreatFireView details
Mainland China—WindowsUS53.50 KB/s—100.0%—240pGreatFireView details
Mainland China—WindowsHK275.28 KB/s—100.0%—480pGreatFireView details
Mainland China—WindowsJP168.42 KB/s—95.2%—360pGreatFireView details
Mainland China—AndroidCA5.00 KB/s—69.0%—240pGreatFireView details
Other—WindowsJP72.48 KB/s—97.6%—240pGreatFireView details
Mainland China—macOSHK17.04 KB/s—90.5%—240pGreatFireView details

Data source: GreatFire Circumvention Centralsynced hourlylast sync