View Contact ftp.halifax.rwth-aachen.de Details

📋 Contact & Network Overview

  • AROI: ftp.halifax.rwth-aachen.de✓ Validated
    • 9 relays, 100% valid, 100% v3
  • Contact: pgp:8D41788E90924014 email:tor[]c-otto.de url:ftp.halifax.rwth-aachen.de proof:uri-familyid-ed25519 ciissversion:3
  • Hash: e696a7f0f50867f475ef35027232c928
  • Countries: Germany Germany (9)
Network Summary:
  • Bandwidth Capacity: ~3.66 Gbit/s (3.18 Gbit/s guard, 0.48 Gbit/s middle)
  • Total Data Transferred: 38 PB (0.68% of 5yr network data)
  • Network Influence: 0.39% of overall consensus weight (0.75% guard, 0.15% middle)
  • Network Position: Guard-focused (9 total relays, 8 guards, 1 middle)

📊 Operator Intelligence

  • Network Diversity: Great, 2 networks (1 rare)
  • Geographic Diversity: Poor, 1 country (9 relays)
  • Infrastructure Diversity: Poor, 1 platform
  • Bandwidth Capacity Measurements: 9/9 relays measured by authorities
  • Performance Insights: Overall CW/BW: 1682. +30% higher than 1295 network average. 89th percentile with 901 median.
    • Guard CW/BW: 1744. +79% higher than 974 network average. 91th percentile with 934 median.
  • Operational Maturity: Operating since 2021-07-14 (expanded through 2024-05-17)
  • Version Compliance: All, 9 (100%) compliant
    • Version Status: All, 9 (100%) recommended
  • Family Support: 9 Happy Families (100%)

⏰ Relay Reliability

  • Overall Uptime: 30d 99.2% (9 relays), 6mo 98.4% (9 relays), 1y 99.2% (9 relays), 5y 97.9% (9 relays)
    • Outlier (6mo: ≥2σ 97.3% from μ 98.4%): 1 relays out of 9 relays (11.1%)Exceptional: 1 relay
    • Network Uptime (6mo): 5th Pct: 86%, 25th Pct: 98%, Operator: 98%, 50th Pct: 99%, 75th Pct: 100%, 90th Pct: 100%, 95th Pct: 100%, 99th Pct: 100%
  • Offline: 0 relays
Reliability data available for 9/9 relays, from 2026-10-17 08:00:00 UTC

🚀 Bandwidth Reliability

Operator Performance:
  • Average Relay Throughput: 6mo 234.26 Mbit/s avg (9 relays), 1y 225.47 Mbit/s avg (9 relays), 5y 214.95 Mbit/s avg (9 relays)
  • Performance Analysis (6mo):
    • Stability: Good (Coefficient of Variation: 32.2% = 75.34 Mbit/s σ / 234.26 Mbit/s μ)
    • Trend: Stable (+4.2%) for most recent (Aug 16 - Oct 16, 2026) vs least recent (Apr 16 - Jun 16, 2026)
    • Capacity Utilization: 42% of all-time peak capacity (current 6mo avg vs all-time 1yr peak)
    • Bandwidth Outliers: 1 relay with unusual bandwidth patterns, Low: COtto
Network Comparison:
  • Network Position: Top 25% (75th-95th percentile)
  • Network Contribution: 6mo 2.11 Gbit/s avg (183 days), 1y 2.03 Gbit/s avg (183 days), 5y 950.49 Mbit/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 9/9 relays, from 2026-10-17 08:00:00 UTC

🏆 AROI Champion Rankings

2 winning AROI Champions Dashboard categories:

🏷️ Flag Reliability

Flag-specific uptime percentages (1M/6M/1Y/5Y):
🛡️ Stable Operation: 91.7% / 91.9% / 96.0% / 95.6%
⚡ Fast Relay: 99.2% / 98.4% / 99.2% / 97.7%
🟢 Running Operation: 99.2% / 98.4% / 99.2% / 97.9%
🛡️ Entry Guard: 91.7% / 85.3% / 92.7% / 91.0%
📂 Hidden Services: 44.7% / 54.7% / 68.3% / 76.5%
📁 Directory Services: 99.2% / 98.4% / 99.2% / 97.9%
Excellent (>99%), Below average (<μ of network), Poor (≥2σ from network μ) , from 2026-10-17 08:00:00 UTC

🚀 Flag Bandwidth Performance

Flag-specific bandwidth averages (6M/1Y/5Y):
🛡️ Entry Guard: 229.35 Mbit/s / 220.22 Mbit/s / 210.73 Mbit/s
⚡ Fast Relay: 234.26 Mbit/s / 225.47 Mbit/s / 214.95 Mbit/s
🟢 Running: 234.26 Mbit/s / 225.47 Mbit/s / 214.95 Mbit/s
📁 Hidden Service Directory: 182.65 Mbit/s / 174.04 Mbit/s / 169.16 Mbit/s
🎯 Stable Relay: 229.35 Mbit/s / 220.22 Mbit/s / 210.73 Mbit/s
📋 Version 2 Directory: 234.26 Mbit/s / 225.47 Mbit/s / 214.95 Mbit/s
High performance (>1.5x μ), Below average (<μ of network), Poor (≥2σ from network μ)

Last updated: Sat, 17 Oct 2026 22:02:46 GMT. Refreshed every 30 minutes from the Tor directory authorities via Tor Project's onionoo API.

✓ VALIDATED RELAYS (9)

Status Nickname BW Cap (3.66 Gbit/s) ▾ Total Data Uptime/Downtime Uptime (1M/6M/1Y/5Y) Flag Uptime (1M/6M/1Y/5Y) IPv4 Flags DNS Family Country AS Number AS Name Platform First Seen Last Restarted IPv6
✓ FTPhalifaxRWTH (9) 493.07 Mbit/s   ✓ 4.6 PB UP 1w 2d 15h ago 99.0%/98.2%/99.1%/97.7% 89.2%/83.5%/91.8%/90.2% 137.226.34.45 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 5mo 3d ago 1w 2d 15h ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 483.56 Mbit/s   ✓ 4.8 PB UP 1d 38m 55s ago 99.0%/98.2%/99.1%/97.6% —/—/—/97.4% 137.226.34.45 FastRunningV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 5mo 3d ago 1d 48m 47s ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 462.53 Mbit/s   ✓ 4.7 PB UP 1d 11h 38m ago 98.7%/98.2%/99.1%/97.6% 79.4%/85.1%/92.6%/90.3% 137.226.34.45 FastGuardRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 5mo 3d ago 1d 11h 48m ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 447.75 Mbit/s   ✓ 4.6 PB UP 1d 21h 58m ago 99.2%/98.1%/99.1%/97.6% —/85.5%/92.7%/90.2% 137.226.34.45 FastGuardRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 5mo 6d ago 1d 22h 8m ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 439.48 Mbit/s   ✓ 4.3 PB UP 1d 3h 25m ago 99.2%/98.3%/99.2%/97.7% —/86.9%/93.5%/90.1% 137.226.34.45 FastGuardRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 5mo 3d ago 1d 3h 35m ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 432.24 Mbit/s   ✓ 4.4 PB UP 3d 16h 19m ago 98.9%/98.2%/99.1%/97.6% 83.6%/85.8%/92.9%/90.3% 137.226.34.45 FastGuardRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 5mo 3d ago 3d 16h 29m ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 417.17 Mbit/s   ✓ 4.6 PB UP 14h 29m 50s ago 99.3%/98.2%/99.1%/97.6% 94.3%/80.2%/90.1%/89.0% 137.226.34.45 FastGuardRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 5mo 3d ago 14h 39m 42s ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 417.13 Mbit/s   ✓ 4.4 PB UP 1w 2d 6h ago 99.4%/98.2%/99.1%/97.6% 89.4%/75.9%/87.9%/88.2% 137.226.34.45 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 5mo 3d ago 1w 2d 6h ago 2a00:8a60:e012:a00::9001
✓ COtto (9) 68.98 Mbit/s   ✓ 1.5 PB UP 1w 1d 20h ago 99.7%/99.8%/99.9%/99.8% Match 157.90.112.145 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS24940 Hetzner Online GmbH Linux 5y 3mo 6d ago 1w 1d 20h ago 2a01:4f8:c2c:e8a0::1