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Operating systems running Tor relays - shows software diversity and potential vulnerability patterns.

• Platforms: 11 operating systems hosting relays currently detected
• Network Relays: Total: 10739
  • Primary Role: Guard: 4182 | Middle: 3297 | Exit: 3260
  • Role Categories: Guard: 4182 | Middle: 3297 | Exit: 2097 | Guard+Exit: 1163
  • All Roles: Guard: 5345 | Middle: 3297 | Exit: 3260
  • Bandwidth Measured: 10623 relays, 98.9% of all relays
• Platform Concentration: 86.7% Linux | 15.4% BSD variants | 0.1% Windows
• Exit DNS Health: 3,101 healthy / 21 unhealthy (99.3% success rate, 3,122 of 3,138 exits tested)
• Sorted by: guard consensus weight fraction
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Thu, 06 Aug 2026 05:16:41 GMT. Refreshed every 30 minutes from the Tor directory authorities via Tor Project's onionoo API.

Platform	Overall / Guard / Middle / Exit BW Cap	Overall / Guard / Middle / Exit CW	Guard / Middle / Exit	Unique AROI / Contact	Unique Families	Unique AS	Total Data	DNS Health
Linux	1282.00 / 739.70 / 186.03 / 356.26 Gbit/s	86.68% / 89.10% / 95.04% / 75.17%	3919 / 3056 / 2774	2921	642	995	5737 PB	2618 / 24
FreeBSD	164.60 / 56.30 / 7.91 / 100.39 Gbit/s	15.28% / 10.84% / 3.62% / 24.78%	253 / 135 / 483	94	37	83	559 PB	481 / 0
SunOS	325.32 / 228.15 / 97.17 / 0.00 Mbit/s	0.02% / 0.03% / 0.02% / 0.00%	2 / 6 / 0	4	2	5	3.5 PB	—
Windows	1.23 / 0.27 / 0.96 / 0.00 Gbit/s	0.06% / 0.02% / 0.39% / 0.00%	3 / 32 / 1	23	3	24	2.2 PB	—
OpenBSD	2.17 / 0.41 / 1.52 / 0.25 Gbit/s	0.07% / 0.02% / 0.33% / 0.05%	5 / 45 / 2	40	9	37	5.3 PB	2 / 0
ElectroBSD	937.04 / 0.00 / 937.04 / 0.00 Mbit/s	0.07% / 0.00% / 0.51% / 0.00%	0 / 6 / 0	1	1	3	11 PB	—
Darwin	225.16 / 0.00 / 225.16 / 0.00 Mbit/s	0.01% / 0.00% / 0.05% / 0.00%	0 / 8 / 0	7	1	7	92 TB	—
NetBSD	61.92 / 0.00 / 61.92 / 0.00 Mbit/s	0.00% / 0.00% / 0.02% / 0.00%	0 / 2 / 0	2	1	2	272 TB	—
DragonFly	42.18 / 0.00 / 42.18 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	0 / 2 / 0	1	1	2	5.6 TB	—
Linux-libre	39.37 / 0.00 / 39.37 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	1	35 TB	—
kFreeBSD	14.39 / 0.00 / 14.39 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1	123 TB	—