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

• Platforms: 10 operating systems hosting relays currently detected
• Network Relays: Total: 9972
  • Primary Role: Guard: 3678 | Middle: 3476 | Exit: 2818
  • Role Categories: Guard: 3678 | Middle: 3476 | Exit: 2030 | Guard+Exit: 788
  • All Roles: Guard: 4466 | Middle: 3476 | Exit: 2818
  • Bandwidth Measured: 9805 relays, 98.3% of all relays
• Platform Concentration: 92.2% Linux | 12.8% BSD variants | 0.0% Windows
• Exit DNS Health: 2,658 healthy / 12 unhealthy (99.5% success rate, 2,670 of 2,771 exits tested)
• Sorted by: unique contact count
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Wed, 04 Nov 2026 16:15:39 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	1147.52 / 589.08 / 246.54 / 311.90 Gbit/s	92.21% / 91.86% / 93.41% / 77.69%	3441 / 3052 / 2331	2706	575	965	4856 PB	2173 / 63
FreeBSD	131.89 / 37.09 / 15.84 / 78.96 Gbit/s	12.59% / 8.07% / 5.43% / 22.25%	219 / 323 / 483	98	34	76	567 PB	483 / 0
OpenBSD	2.04 / 0.76 / 1.02 / 0.26 Gbit/s	0.09% / 0.05% / 0.19% / 0.05%	12 / 40 / 2	44	9	39	5.4 PB	2 / 0
Windows	868.01 / 204.41 / 648.96 / 14.64 Mbit/s	0.03% / 0.01% / 0.10% / 0.00%	3 / 24 / 1	19	4	18	2.1 PB	—
Darwin	345.10 / 64.76 / 280.33 / 0.00 Mbit/s	0.04% / 0.00% / 0.17% / 0.00%	1 / 5 / 0	6	1	6	38 TB	—
SunOS	359.34 / 0.00 / 359.34 / 0.00 Mbit/s	0.02% / 0.00% / 0.09% / 0.00%	0 / 9 / 0	5	2	6	3.5 PB	—
NetBSD	137.62 / 34.26 / 103.36 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	1 / 7 / 0	4	4	7	763 TB	—
DragonFly	48.96 / 22.18 / 26.77 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	1 / 2 / 0	2	1	3	11 TB	—
ElectroBSD	1.06 / 0.00 / 1.06 / 0.00 Gbit/s	0.13% / 0.00% / 0.60% / 0.00%	0 / 6 / 0	1	1	3	11 PB	—
Linux-libre	30.81 / 0.00 / 30.81 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	2	8.1 TB	—