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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: 10795
  • Primary Role: Guard: 4731 | Middle: 2746 | Exit: 3318
  • Role Categories: Guard: 4731 | Middle: 2746 | Exit: 1351 | Guard+Exit: 1967
  • All Roles: Guard: 6698 | Middle: 2746 | Exit: 3318
  • Bandwidth Measured: 10706 relays, 99.2% of all relays
• Software Diversity: 89.4% Linux | 0.1% Windows | 13.6% BSD variants
• Exit DNS Health: 3,055 healthy / 21 unhealthy (99.3% success rate, 3,076 of 3,118 exits tested)
• Sorted by: guard observed bandwidth
• Key: BW = Observed Bandwidth Capacity, CW = Consensus Weight, AS = Autonomous System (network provider)

Last updated: Sun, 03 May 2026 15:16:04 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	1211.89 / 699.69 / 119.99 / 392.22 Gbit/s	89.39% / 91.46% / 95.77% / 78.06%	4383 / 2571 / 2824	3002	624	1033	5531 PB	2562 / 43
FreeBSD	153.30 / 53.87 / 2.49 / 96.95 Gbit/s	13.39% / 8.43% / 1.63% / 21.89%	329 / 73 / 489	114	40	91	530 PB	489 / 0
OpenBSD	2.32 / 1.07 / 1.11 / 0.14 Gbit/s	0.08% / 0.06% / 0.44% / 0.02%	13 / 40 / 2	43	11	40	4.6 PB	2 / 0
Windows	1.29 / 0.26 / 0.84 / 0.19 Gbit/s	0.07% / 0.03% / 0.50% / 0.03%	4 / 34 / 1	21	4	26	1.9 PB	1 / 0
SunOS	239.44 / 152.69 / 86.75 / 0.00 Mbit/s	0.01% / 0.02% / 0.03% / 0.00%	1 / 6 / 0	3	2	4	3.3 PB	—
Darwin	516.82 / 28.36 / 488.46 / 0.00 Mbit/s	0.04% / 0.00% / 0.43% / 0.00%	1 / 5 / 0	6	2	6	590 TB	—
ElectroBSD	1.16 / 0.00 / 1.16 / 0.00 Gbit/s	0.10% / 0.00% / 1.17% / 0.00%	0 / 6 / 0	1	1	3	10 PB	—
NetBSD	104.45 / 0.00 / 74.39 / 30.06 Mbit/s	0.00% / 0.00% / 0.03% / 0.00%	0 / 6 / 1	6	2	6	266 TB	1 / 0
DragonFly	13.63 / 0.00 / 13.63 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	1	1	3.6 TB	—
kFreeBSD	13.43 / 0.00 / 13.43 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1	131 TB	—
Linux-libre	6.88 / 0.00 / 6.88 / 0.00 Mbit/s	0.00% / 0.00% / 0.00% / 0.00%	0 / 1 / 0	1	0	1	13 TB	—