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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: 9634
  • Primary Role: Guard: 3527 | Middle: 3328 | Exit: 2779
  • Role Categories: Guard: 3527 | Middle: 3328 | Exit: 1389 | Guard+Exit: 1390
  • All Roles: Guard: 4917 | Middle: 3328 | Exit: 2779
  • Bandwidth Measured: 9549 relays, 99.1% of all relays
• Platform Concentration: 90.8% Linux | 12.0% BSD variants | 0.0% Windows
• Exit DNS Health: 2,590 healthy / 28 unhealthy (98.9% success rate, 2,618 of 2,731 exits tested)
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Thu, 15 Oct 2026 01:01:59 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	1134.54 / 551.71 / 274.56 / 308.27 Gbit/s	90.76% / 91.66% / 94.13% / 78.50%	3294 / 3080 / 2292	2617	540	941	5000 PB	2105 / 28
FreeBSD	134.74 / 39.93 / 13.30 / 81.50 Gbit/s	11.80% / 8.25% / 4.64% / 21.44%	219 / 152 / 483	99	33	79	569 PB	483 / 0
OpenBSD	2.24 / 0.56 / 1.40 / 0.29 Gbit/s	0.08% / 0.03% / 0.20% / 0.06%	8 / 42 / 3	44	8	38	5.5 PB	2 / 0
ElectroBSD	1.07 / 0.00 / 1.07 / 0.00 Gbit/s	0.13% / 0.00% / 0.54% / 0.00%	0 / 6 / 0	1	1	3	11 PB	—
Windows	855.86 / 241.48 / 601.77 / 12.61 Mbit/s	0.03% / 0.02% / 0.10% / 0.00%	3 / 26 / 1	21	5	19	2.1 PB	—
Darwin	716.53 / 36.03 / 680.49 / 0.00 Mbit/s	0.09% / 0.00% / 0.35% / 0.00%	1 / 7 / 0	8	1	8	32 TB	—
SunOS	357.32 / 202.54 / 154.78 / 0.00 Mbit/s	0.02% / 0.04% / 0.01% / 0.00%	2 / 6 / 0	4	2	5	3.5 PB	—
NetBSD	84.18 / 0.00 / 84.18 / 0.00 Mbit/s	0.00% / 0.00% / 0.01% / 0.00%	0 / 3 / 0	2	2	3	751 TB	—
Linux-libre	82.66 / 0.00 / 82.66 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	2	6.8 TB	—
DragonFly	40.25 / 0.00 / 40.25 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	2	9.9 TB	—
linux	19.25 / 0.00 / 19.25 / 0.00 Kbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1	N/A	—