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

📋 Contact & Network Overview

  • AROI: ftp.halifax.rwth-aachen.de✓ Validated
    • 9 relays, 100% valid, 100% v3
  • Vanity URL: https://metrics.1aeo.com/ftp.halifax.rwth-aachen.de/
  • 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: ~3.95 Gbit/s (3.46 Gbit/s guard, 0.49 Gbit/s middle)
  • Total Data Transferred: 36 PB (0.62% of 5yr network data)
  • Network Influence: 0.39% of overall consensus weight (0.61% guard, 0.34% 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: 1578. +26% higher than 1249 network average. 87th percentile with 850 median.
    • Guard CW/BW: 1548. +59% higher than 975 network average. 83th percentile with 951 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 99.4% (9 relays), 6mo 98.5% (9 relays), 1y 99.2% (9 relays), 5y 97.8% (9 relays)
    • Outlier (6mo: ≥2σ 97.5% from μ 98.5%): 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 2026-09-20 12:00:00 UTC

🚀 Bandwidth Reliability

Operator Performance:
  • Average Relay Throughput: 6mo 227.17 Mbit/s avg (9 relays), 1y 225.07 Mbit/s avg (9 relays), 5y 214.24 Mbit/s avg (9 relays)
  • Performance Analysis (6mo):
    • Stability: Good (Coefficient of Variation: 32.2% = 73.08 Mbit/s σ / 227.17 Mbit/s μ)
    • Trend: Growth (+12.9%) for most recent (Jul 19 - Sep 18, 2026) vs least recent (Mar 18 - May 18, 2026)
    • Capacity Utilization: 41% 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 2.04 Gbit/s avg (184 days), 1y 2.03 Gbit/s avg (183 days), 5y 916.25 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 2026-09-20 12:00:00 UTC

🏆 AROI Champion Rankings

2 winning AROI Champions Dashboard categories:

🏷️ Flag Reliability

Flag-specific uptime percentages (1M/6M/1Y/5Y):
🛡️ Stable Operation: 97.3% / 94.5% / 97.2% / 96.2%
⚡ Fast Relay: 99.4% / 98.5% / 99.2% / 97.7%
🟢 Running Operation: 99.4% / 98.5% / 99.2% / 97.8%
🛡️ Entry Guard: 76.0% / 87.9% / 93.9% / 91.3%
📂 Hidden Services: 61.1% / 60.3% / 69.9% / 77.5%
📁 Directory Services: 99.4% / 98.5% / 99.2% / 97.8%
Excellent (>99%), Below average (<μ of network), Poor (≥2σ from network μ) , from 2026-09-20 12:00:00 UTC

🚀 Flag Bandwidth Performance

Flag-specific bandwidth averages (6M/1Y/5Y):
🛡️ Entry Guard: 225.40 Mbit/s / 223.04 Mbit/s / 212.19 Mbit/s
⚡ Fast Relay: 227.17 Mbit/s / 225.07 Mbit/s / 214.24 Mbit/s
🟢 Running: 227.17 Mbit/s / 225.07 Mbit/s / 214.24 Mbit/s
📁 Hidden Service Directory: 219.76 Mbit/s / 219.02 Mbit/s / 207.60 Mbit/s
🎯 Stable Relay: 225.40 Mbit/s / 223.04 Mbit/s / 212.19 Mbit/s
📋 Version 2 Directory: 227.17 Mbit/s / 225.07 Mbit/s / 214.24 Mbit/s
High performance (>1.5x μ), Below average (<μ of network), Poor (≥2σ from network μ)

Last updated: Sun, 20 Sep 2026 13:45:54 GMT. Refreshed every 30 minutes from the Tor directory authorities via Tor Project's onionoo API.

✓ VALIDATED RELAYS (9)

Status Nickname BW Cap (3.95 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
✓ COtto (9) 69.03 Mbit/s   ✓ 1.4 PB UP 6d 6h 48m ago 100.0%/99.9%/99.9%/99.8% Match 157.90.112.145 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS24940 Hetzner Online GmbH Linux 5y 2mo 1w ago 6d 6h 49m ago 2a01:4f8:c2c:e8a0::1
✓ FTPhalifaxRWTH (9) 396.73 Mbit/s   ✓ 4.5 PB UP 1w 4d 7h ago 99.2%/98.2%/99.1%/97.5% 72.7%/85.7%/92.8%/90.0% 137.226.34.45 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 4mo 1w ago 1w 4d 7h ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 683.33 Mbit/s   ✓ 4.1 PB UP 1w 4d 7h ago 99.6%/98.4%/99.2%/97.6% 76.2%/87.1%/93.5%/89.7% 137.226.34.45 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 4mo 6d ago 1w 4d 7h ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 457.81 Mbit/s   ✓ 4.4 PB UP 1w 4d 7h ago 99.6%/98.4%/99.2%/97.6% 76.5%/85.3%/92.6%/90.1% 137.226.34.45 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 4mo 6d ago 1w 4d 7h ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 492.90 Mbit/s   ✓ 4.3 PB UP 1w 4d 7h ago 98.8%/98.2%/99.1%/97.5% —/—/—/97.3% 137.226.34.45 FastRunningV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 4mo 5d ago 1w 4d 7h ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 465.20 Mbit/s   ✓ 4.6 PB UP 1w 4d 7h ago 99.2%/98.4%/99.2%/97.6% 73.3%/88.0%/94.0%/90.6% 137.226.34.45 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 4mo 6d ago 1w 4d 7h ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 427.33 Mbit/s   ✓ 4.5 PB UP 1w 4d 7h ago 99.5%/98.4%/99.2%/97.6% 76.3%/88.5%/94.2%/90.7% 137.226.34.45 FastGuardRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 4mo 6d ago 1w 4d 7h ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 433.65 Mbit/s   ✓ 4.4 PB UP 1w 4d 7h ago 99.1%/98.3%/99.1%/97.6% 56.9%/80.4%/90.1%/89.2% 137.226.34.45 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 4mo 6d ago 1w 4d 7h ago 2a00:8a60:e012:a00::9001
✓ FTPhalifaxRWTH (9) 522.44 Mbit/s   ✓ 4.2 PB UP 1w 4d 7h ago 99.3%/98.4%/99.2%/97.6% 76.2%/88.5%/94.2%/90.5% 137.226.34.45 FastGuardHSDirRunningStableV2DirValid NA Happy Families Germany DE AS47610 RWTH Aachen University Linux 2y 4mo 5d ago 1w 4d 7h ago 2a00:8a60:e012:a00::9001