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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: 10735
  • Primary Role: Guard: 3981 | Middle: 3585 | Exit: 3169
  • Role Categories: Guard: 3981 | Middle: 3585 | Exit: 1983 | Guard+Exit: 1186
  • All Roles: Guard: 5167 | Middle: 3585 | Exit: 3169
  • Bandwidth Measured: 10527 relays, 98.1% of all relays
• Platform Concentration: 87.8% Linux | 16.3% BSD variants | 0.1% Windows
• Exit DNS Health: 3,033 healthy / 17 unhealthy (99.4% success rate, 3,050 of 3,103 exits tested)
• Sorted by: observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Sun, 19 Jul 2026 04:01:59 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	1163.65 / 682.27 / 175.34 / 306.04 Gbit/s	87.81% / 89.07% / 92.93% / 74.04%	3713 / 3328 / 2679	2894	661	1003	5739 PB	2546 / 37
FreeBSD	138.90 / 49.12 / 8.56 / 81.22 Gbit/s	16.10% / 10.89% / 5.12% / 25.89%	260 / 145 / 486	109	42	88	564 PB	485 / 0
OpenBSD	1.77 / 0.31 / 1.19 / 0.27 Gbit/s	0.09% / 0.02% / 0.41% / 0.06%	5 / 47 / 3	42	9	40	5.6 PB	2 / 1
Windows	1.17 / 0.05 / 1.08 / 0.04 Gbit/s	0.06% / 0.01% / 0.37% / 0.00%	1 / 37 / 1	24	4	23	2.6 PB	—
ElectroBSD	1.08 / 0.00 / 1.08 / 0.00 Gbit/s	0.10% / 0.00% / 0.67% / 0.00%	0 / 6 / 0	1	1	3	11 PB	—
Darwin	657.41 / 181.53 / 475.87 / 0.00 Mbit/s	0.05% / 0.01% / 0.33% / 0.00%	1 / 6 / 0	7	1	7	661 TB	—
SunOS	374.46 / 88.21 / 286.24 / 0.00 Mbit/s	0.02% / 0.01% / 0.13% / 0.00%	1 / 7 / 0	4	2	5	3.5 PB	—
NetBSD	52.31 / 0.00 / 52.31 / 0.00 Mbit/s	0.00% / 0.00% / 0.02% / 0.00%	0 / 2 / 0	2	1	2	269 TB	—
DragonFly	28.95 / 0.00 / 28.95 / 0.00 Mbit/s	0.00% / 0.00% / 0.03% / 0.00%	0 / 2 / 0	1	1	2	5.2 TB	—
Linux-libre	19.75 / 0.00 / 19.75 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	1	33 TB	—
kFreeBSD	14.58 / 0.00 / 14.58 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1	125 TB	—