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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: 9969
  • Primary Role: Guard: 3524 | Middle: 3628 | Exit: 2817
  • Role Categories: Guard: 3524 | Middle: 3628 | Exit: 2110 | Guard+Exit: 707
  • All Roles: Guard: 4231 | Middle: 3628 | Exit: 2817
  • Bandwidth Measured: 9857 relays, 98.9% of all relays
• Platform Concentration: 90.4% Linux | 12.3% 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: middle count
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Wed, 04 Nov 2026 13:45:39 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	1151.02 / 570.39 / 268.69 / 311.94 Gbit/s	90.41% / 92.11% / 92.89% / 78.14%	3301 / 3196 / 2331	2708	579	965	4856 PB	2173 / 63
FreeBSD	132.02 / 35.01 / 17.89 / 79.12 Gbit/s	12.05% / 7.81% / 6.04% / 21.82%	207 / 335 / 483	98	33	76	567 PB	483 / 0
OpenBSD	2.03 / 0.66 / 1.11 / 0.26 Gbit/s	0.08% / 0.05% / 0.19% / 0.04%	10 / 42 / 2	44	9	39	5.4 PB	2 / 0
Windows	868.07 / 204.41 / 649.03 / 14.64 Mbit/s	0.03% / 0.01% / 0.11% / 0.00%	3 / 24 / 1	19	4	18	2.1 PB	—
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	136.97 / 36.34 / 100.63 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	1 / 7 / 0	4	4	7	763 TB	—
ElectroBSD	1.06 / 0.00 / 1.06 / 0.00 Gbit/s	0.12% / 0.00% / 0.55% / 0.00%	0 / 6 / 0	1	1	3	11 PB	—
Darwin	345.10 / 64.76 / 280.33 / 0.00 Mbit/s	0.03% / 0.01% / 0.12% / 0.00%	1 / 5 / 0	6	1	6	38 TB	—
DragonFly	51.11 / 22.18 / 28.93 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	1 / 2 / 0	2	1	3	11 TB	—
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	—