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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: 10926
  • Primary Role: Guard: 4426 | Middle: 2955 | Exit: 3545
  • Role Categories: Guard: 4426 | Middle: 2955 | Exit: 1966 | Guard+Exit: 1579
  • All Roles: Guard: 6005 | Middle: 2955 | Exit: 3545
  • Bandwidth Measured: 10784 relays, 98.7% of all relays
• Platform Concentration: 88.3% Linux | 14.1% BSD variants | 0.0% Windows
• Exit DNS Health: 3,213 healthy / 29 unhealthy (99.1% success rate, 3,242 of 3,270 exits tested)
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Tue, 18 Aug 2026 07:45:50 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	1286.42 / 763.00 / 177.24 / 346.18 Gbit/s	88.29% / 89.17% / 95.72% / 77.34%	4145 / 2733 / 3055	3022	657	1036	5742 PB	2720 / 41
FreeBSD	160.55 / 63.39 / 5.73 / 91.43 Gbit/s	13.93% / 10.77% / 2.55% / 22.60%	266 / 115 / 485	94	36	83	565 PB	484 / 0
OpenBSD	2.00 / 0.50 / 1.25 / 0.25 Gbit/s	0.06% / 0.03% / 0.27% / 0.05%	7 / 46 / 3	44	9	39	5.4 PB	2 / 0
ElectroBSD	1.12 / 0.00 / 1.12 / 0.00 Gbit/s	0.10% / 0.00% / 0.82% / 0.00%	0 / 6 / 0	1	1	3	11 PB	—
Windows	1.06 / 0.16 / 0.86 / 0.05 Gbit/s	0.03% / 0.01% / 0.21% / 0.01%	3 / 33 / 1	24	3	23	2.6 PB	—
Darwin	734.53 / 99.72 / 634.81 / 0.00 Mbit/s	0.05% / 0.01% / 0.40% / 0.00%	2 / 7 / 0	8	2	8	96 TB	—
SunOS	286.31 / 203.98 / 82.33 / 0.00 Mbit/s	0.01% / 0.02% / 0.02% / 0.00%	2 / 6 / 0	4	2	5	3.5 PB	—
NetBSD	87.52 / 57.29 / 30.23 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	1 / 1 / 0	2	1	2	273 TB	—
DragonFly	36.12 / 0.00 / 36.12 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	0 / 2 / 0	1	1	2	5.9 TB	—
Linux-libre	25.38 / 0.00 / 25.38 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1	16 TB	—
kFreeBSD	19.52 / 0.00 / 19.52 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1	122 TB	—