View Contact arbitrary.ch Details

📋 Contact & Network Overview

  • AROI: arbitrary.ch✓ Validated
  • Contact: mail:tor[]arbitrary.ch url:https://arbitrary.ch proof:uri-rsa abuse:tor[]arbitrary.ch ciissversion:2
  • Hash: 43aee7d0d9313e9cd0e1f29801c8a7da
  • Countries: Finland Finland (12) , Germany Germany (2)
Network Summary:
  • Bandwidth Capacity: ~3.30 Gbit/s (3.30 Gbit/s guard)
  • Network Influence: 0.22% of overall consensus weight (0.42% guard)
  • Network Position: Guard-only (14 total relays, 14 guards)

📊 Operator Intelligence

  • Network Diversity: Poor, 1 network
  • Geographic Diversity: Okay, 2 countries
  • Infrastructure Diversity: Okay, 1 platform, 2 versions
  • Bandwidth Capacity Measurements: 14/14 relays measured by authorities
  • Performance Insights: Overall CW/BW: 1082. -15% lower than 1271 network average. 59th percentile with 936 median.
    • Guard CW/BW: 1082. +28% higher than 848 network average. 55th percentile with 1014 median.
  • Operational Maturity: Operating since 2019-02-18 (expanded through 2022-03-14)
  • Version Compliance: Partial, 8 (57%) compliant, 6 (43%) not compliant
    • Version Status: Partial, 8 (57%) recommended, 6 (43%) experimental

⏰ Relay Reliability

  • Overall Uptime: 30d 97.4% (14 relays), 6mo 99.6% (14 relays), 1y 98.6% (14 relays), 5y 95.6% (14 relays)
    • Outlier (6mo: ≥2σ 99.4% from μ 99.6%): 3 relays out of 14 relays (21.4%), Low: 3 relays
    • Network Uptime (6mo): 5th Pct: 64%, 25th Pct: 97%, Operator: 100%, 50th Pct: 100%, 75th Pct: 100%, 90th Pct: 100%, 95th Pct: 100%, 99th Pct: 100%
  • Offline: 0 relays
Reliability data available for 14/14 relays, from 2026-01-10 03:00:00 UTC

🚀 Bandwidth Reliability

Operator Performance:
  • Average Relay Throughput: 6mo 82.11 Mbit/s avg (14 relays), 1y 84.28 Mbit/s avg (14 relays), 5y 89.17 Mbit/s avg (14 relays)
  • Performance Analysis (6mo):
    • Stability: Great (Coefficient of Variation: 23.6% = 19.37 Mbit/s σ / 82.11 Mbit/s μ)
    • Trend: Decline (-7.4%) for most recent (Nov 08 - Jan 08, 2026) vs least recent (Jul 08 - Sep 07, 2025)
    • Capacity Utilization: 27% of all-time peak capacity (current 6mo avg vs all-time 5yr peak)
    • Bandwidth Outliers: 2 relays with unusual bandwidth patterns, Low: arbitraryMay0, arbitraryMay1
Network Comparison:
  • Network Position: Top 25% (75th-95th percentile)
  • Network Contribution: 6mo 1.14 Gbit/s avg (184 days), 1y 1.18 Gbit/s avg (183 days), 5y 1.16 Gbit/s avg (183 days)
Bandwidth Stability: Great (Top 25% most stable), Good (25-50% most stable), Variable (25-50% most stable), Extreme (Bottom 10% most variable)
Reliability data available for 14/14 relays, from 2026-01-10 03:00:00 UTC

🏆 AROI Champion Rankings

2 winning AROI Champions Dashboard categories:

🏷️ Flag Reliability

Flag-specific uptime percentages (1M/6M/1Y/5Y):
🛡️ Stable Operation: 97.4% / 99.6% / 98.6% / 95.3%
⚡ Fast Relay: 97.4% / 99.6% / 98.6% / 95.5%
🟢 Running Operation: 97.4% / 99.6% / 98.6% / 95.6%
🛡️ Entry Guard: 97.4% / 97.5% / 90.0% / 88.8%
📂 Hidden Services: 84.8% / 78.1% / 72.2% / 73.3%
📁 Directory Services: 97.4% / 99.6% / 98.6% / 95.6%
Excellent (>99%), Below average (<μ of network), Poor (≥2σ from network μ) , from 2026-01-10 03:00:00 UTC

🚀 Flag Bandwidth Performance

Flag-specific bandwidth averages (6M/1Y/5Y):
🛡️ Entry Guard: 82.11 Mbit/s / 84.28 Mbit/s / 89.17 Mbit/s
⚡ Fast Relay: 82.11 Mbit/s / 84.28 Mbit/s / 89.17 Mbit/s
🟢 Running: 82.11 Mbit/s / 84.28 Mbit/s / 89.17 Mbit/s
📁 Hidden Service Directory: 82.11 Mbit/s / 84.28 Mbit/s / 89.17 Mbit/s
🎯 Stable Relay: 82.11 Mbit/s / 84.28 Mbit/s / 89.17 Mbit/s
📋 Version 2 Directory: 82.11 Mbit/s / 84.28 Mbit/s / 89.17 Mbit/s
High performance (>1.5x μ), Below average (<μ of network), Poor (≥2σ from network μ)

Last updated: Sat, 10 Jan 2026 04:47:26 GMT. Refreshed every 30 minutes from the Tor directory authorities via Tor Project's onionoo API.

✓ VALIDATED RELAYS (14)

Nickname BW Cap (3.30 Gbit/s) Uptime/Downtime Uptime (1M/6M/1Y/5Y) Flag Uptime (1M/6M/1Y/5Y) IPv4 Flags Country AS Number AS Name Platform First Seen Last Restarted IPv6
✓ arbitraryTessa5 (14) 272.63 Mbit/s   ✓ UP 1mo 3w 1d ago 97.7%/99.6%/99.8%/99.3% Match 95.217.112.245 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 3y 10mo 3d ago 1mo 3w 1d ago N/A
✓ arbitraryKenzie4 (14) 259.12 Mbit/s   ✓ UP 1mo 3w 1d ago 97.7%/99.6%/98.4%/93.4% —/—/81.0%/76.1% 65.108.136.190 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 3y 10mo 3w ago 1mo 3w 1d ago N/A
✓ arbitraryKenzie0 (14) 257.64 Mbit/s   ✓ UP 1mo 3w 1d ago 97.3%/99.5%/98.4%/91.9% —/—/81.0%/70.1% 65.108.136.190 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 6y 10mo 4w ago 1mo 3w 1d ago N/A
✓ arbitraryKenzie5 (14) 256.93 Mbit/s   ✓ UP 1mo 3w 1d ago 96.1%/99.3%/98.3%/96.4% —/—/80.9%/88.9% 65.108.136.190 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 3y 10mo 3w ago 1mo 3w 1d ago N/A
✓ arbitraryKenzie2 (14) 256.63 Mbit/s   ✓ UP 1mo 3w 1d ago 97.6%/99.6%/98.4%/93.6% —/—/81.0%/77.0% 65.108.136.190 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 6y 5mo 4w ago 1mo 3w 1d ago N/A
✓ arbitraryKenzie1 (14) 255.07 Mbit/s   ✓ UP 1mo 3w 1d ago 97.6%/99.6%/98.4%/97.1% —/—/81.0%/91.0% 65.108.136.190 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 6y 10mo 4w ago 1mo 3w 1d ago N/A
✓ arbitraryTessa4 (14) 251.35 Mbit/s   ✓ UP 1mo 3w 1d ago 97.7%/99.6%/99.8%/99.3% Match 95.217.112.245 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 3y 10mo 3d ago 1mo 3w 1d ago N/A
✓ arbitraryKenzie3 (14) 245.13 Mbit/s   ✓ UP 1mo 3w 1d ago 97.4%/99.6%/98.4%/97.1% —/—/81.0%/90.9% 65.108.136.190 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 6y 5mo 4w ago 1mo 3w 1d ago N/A
✓ arbitraryMay0 (14) 231.60 Mbit/s   ✓ UP 1mo 3w 1d ago 97.6%/99.6%/95.9%/78.6% —/85.1%/87.6%/68.4% 46.4.32.184 FastGuardHSDirRunningStableV2DirValid Germany DE AS24940 Hetzner Online GmbH Linux 5y 3mo 3d ago 1mo 3w 1d ago N/A
✓ arbitraryTessa0 (14) 231.56 Mbit/s   ✓ UP 1mo 3w 1d ago 97.6%/99.6%/99.8%/95.0% —/—/—/90.6% 95.217.112.245 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 6y 10mo 2w ago 1mo 3w 1d ago N/A
✓ arbitraryTessa1 (14) 226.97 Mbit/s   ✓ UP 1mo 3w 1d ago 97.6%/99.6%/99.8%/99.7% Match 95.217.112.245 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 6y 10mo 2w ago 1mo 3w 1d ago N/A
✓ arbitraryTessa2 (14) 225.06 Mbit/s   ✓ UP 1mo 3w 1d ago 97.3%/99.5%/99.8%/99.7% Match 95.217.112.245 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 6y 5mo 4w ago 1mo 3w 1d ago N/A
✓ arbitraryTessa3 (14) 207.49 Mbit/s   ✓ UP 1mo 3w 1d ago 97.4%/99.6%/99.8%/99.3% —/—/—/99.0% 95.217.112.245 FastGuardHSDirRunningStableV2DirValid Finland FI AS24940 Hetzner Online GmbH Linux 6y 5mo 4w ago 1mo 3w 1d ago N/A
✓ arbitraryMay1 (14) 126.51 Mbit/s   ✓ UP 1mo 3w 1d ago 97.6%/99.6%/95.9%/97.4% —/85.1%/87.6%/92.6% 46.4.32.184 FastGuardHSDirRunningStableV2DirValid Germany DE AS24940 Hetzner Online GmbH Linux 5y 3mo 3d ago 1mo 3w 1d ago N/A