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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: 10348
  • Primary Role: Guard: 4460 | Middle: 3098 | Exit: 2790
  • Role Categories: Guard: 4460 | Middle: 3098 | Exit: 1629 | Guard+Exit: 1161
  • All Roles: Guard: 5621 | Middle: 3098 | Exit: 2790
  • Bandwidth Measured: 10237 relays, 98.9% of all relays
• Software Diversity: 88.2% Linux | 0.1% Windows | 14.4% BSD variants
• Exit DNS Health: 2,582 healthy / 22 unhealthy (99.2% success rate, 2,604 of 2,619 exits tested)
• Sorted by: middle consensus weight fraction
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Thu, 18 Jun 2026 10:15:37 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	1214.39 / 746.46 / 134.38 / 333.55 Gbit/s	88.20% / 89.87% / 96.98% / 76.11%	4145 / 2876 / 2294	2896	633	1018	5627 PB	2088 / 25
FreeBSD	158.78 / 60.50 / 2.80 / 95.49 Gbit/s	14.23% / 10.03% / 0.99% / 23.87%	296 / 113 / 491	117	42	93	560 PB	491 / 0
ElectroBSD	1.16 / 0.00 / 1.16 / 0.00 Gbit/s	0.09% / 0.00% / 0.96% / 0.00%	0 / 6 / 0	1	1	3	10 PB	—
Windows	1.23 / 0.17 / 1.00 / 0.06 Gbit/s	0.05% / 0.01% / 0.48% / 0.00%	4 / 37 / 1	26	4	24	2.7 PB	1 / 0
OpenBSD	2.11 / 1.03 / 0.95 / 0.13 Gbit/s	0.08% / 0.06% / 0.37% / 0.02%	13 / 45 / 2	47	11	45	5.8 PB	1 / 0
Darwin	201.88 / 28.34 / 173.54 / 0.00 Mbit/s	0.02% / 0.00% / 0.15% / 0.00%	1 / 5 / 0	6	1	6	630 TB	—
SunOS	266.39 / 161.93 / 104.46 / 0.00 Mbit/s	0.02% / 0.02% / 0.04% / 0.00%	1 / 7 / 0	4	2	5	3.4 PB	—
NetBSD	99.75 / 0.00 / 69.60 / 30.15 Mbit/s	0.00% / 0.00% / 0.03% / 0.00%	0 / 4 / 1	4	2	4	271 TB	1 / 0
DragonFly	10.67 / 0.00 / 10.67 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	1	1	4.8 TB	—
Linux-libre	14.35 / 0.00 / 14.35 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 2 / 0	1	1	1	31 TB	—
kFreeBSD	13.31 / 0.00 / 13.31 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1	128 TB	—