BreakHub
Tool details

海豚

How 海豚 performs across locations, systems and versions.

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

23 tests

Tests
23
Speed · Median
101.59 KB/s
Latency · Median
555 ms
Stability · Median
100.0%
Lowest speed
62.96 KB/s
Highest speed
4.41 MB/s
Last 90 days

Speed · Median

Daily speed (Median)Daily stability (Median)02.21 MB/s4.41 MB/s0%50%100%2026-08-01 · 1 tests · speed 4.41 MB/s · stability 94.4%2026-08-16 · 1 tests · speed 4.29 MB/s · stability 100.0%2026-08-17 · 1 tests · speed 2.69 MB/s · stability 100.0%Jun 16Jul 1Jul 16Jul 31Aug 15Aug 30Sep 13

By location

LocationTestsSpeedLatencyStability
Mainland China22100.61 KB/s651 ms100.0%
Other14.29 MB/s539 ms100.0%

By OS

OSTestsSpeedLatencyStability
Android22101.87 KB/s555 ms100.0%
iOS162.96 KB/s—100.0%

By version

VersionTestsSpeedLatencyStability
Unspecified23101.59 KB/s555 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—AndroidKR2.69 MB/s555 ms100.0%—1440pGreatFireView details
Other—AndroidSG4.29 MB/s539 ms100.0%—2160pGreatFireView details
Mainland China—AndroidFR4.41 MB/s748 ms94.4%—2160pGreatFireView details
Mainland China—iOSUS62.96 KB/s—100.0%—240pGreatFireView details
Mainland China—AndroidHK194.33 KB/s—100.0%—480pGreatFireView details
Mainland China—AndroidCN99.62 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidUS99.62 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidUS108.29 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidKR268.31 KB/s—52.4%—480pGreatFireView details
Mainland China—AndroidUS110.46 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidJP83.81 KB/s—100.0%—240pGreatFireView details
Mainland China—AndroidHK147.07 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidJP92.88 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidJP105.31 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidJP102.15 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidHK139.87 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidSG91.50 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidJP101.59 KB/s—100.0%—360pGreatFireView details
Mainland China—AndroidUS67.06 KB/s—100.0%—240pGreatFireView details
Mainland China—AndroidJP89.52 KB/s—100.0%—360pGreatFireView details

Data source: GreatFire Circumvention Centralsynced hourlylast sync