View Contact IT <tor AT informatik dot uni-bremen dot de> Details

📋 Contact & Network Overview

  • Contact: IT <tor AT informatik dot uni-bremen dot de>
  • Hash: 00c4fc36ae2681346b625eadf6e99bb3
  • Countries: Germany Germany (1)
Network Summary:
  • Bandwidth Capacity: ~407.97 Mbit/s (407.97 Mbit/s guard)
  • Total Data Transferred: 5.3 PB (0.08% of 5yr network data)
  • Network Influence: 0.03% of overall consensus weight (0.06% guard)
  • Network Position: Guard-only (1 total relay, 1 guard)

📊 Operator Intelligence

  • Network Diversity: Great, 1 network (epic)
  • Geographic Diversity: Poor, 1 country (1 relay)
  • Infrastructure Diversity: Poor, 1 platform
  • Bandwidth Capacity Measurements: 1/1 relays measured by authorities
  • Performance Insights: Overall CW/BW: 1275. +10% higher than 1159 network average. 75th percentile with 785 median.
    • Guard CW/BW: 1275. +45% higher than 880 network average. 76th percentile with 863 median.
  • Operational Maturity: Operating since 2022-04-03 (all deployed together)
  • Version Compliance: All, 1 (100%) compliant
    • Version Status: All, 1 (100%) recommended
  • Family Support: 1 None (100%)

🚀 Bandwidth Reliability

Operator Performance:
  • Average Relay Throughput: 6mo 213.26 Mbit/s avg (1 relays), 1y 179.98 Mbit/s avg (1 relays), 5y 156.45 Mbit/s avg (1 relays)
    • No bandwidth outliers detected
  • Performance Analysis (6mo):
    • Stability: Great (Coefficient of Variation: 0.0% = 0.00 Kbit/s σ / 213.26 Mbit/s μ)
    • Trend: Growth (+64.9%) for most recent (Jun 04 - Aug 03, 2026) vs least recent (Feb 03 - Apr 04, 2026)
    • Capacity Utilization: 64% of all-time peak capacity (current 6mo avg vs all-time 1yr peak)
Network Comparison:
  • Network Position: Top 25% (75th-95th percentile)
  • Network Contribution: 6mo 213.26 Mbit/s avg (181 days), 1y 179.98 Mbit/s avg (183 days), 5y 156.45 Mbit/s avg (157 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 1/1 relays, from 2026-08-06 01:00:00 UTC

⏰ Relay Reliability

  • Overall Uptime: 30d 99.1% (1 relays), 6mo 99.8% (1 relays), 1y 99.9% (1 relays), 5y 98.5% (1 relays)
    • ✅ No statistical outliers detected - consistent performance across all relays
    • Network Uptime (6mo): 5th Pct: 83%, 25th Pct: 98%, 50th Pct: 100%, Operator: 100%, 75th Pct: 100%, 90th Pct: 100%, 95th Pct: 100%, 99th Pct: 100%
  • Offline: 0 relays
Reliability data available for 1/1 relays, from 2026-08-06 01:00:00 UTC

🏷️ Flag Reliability

Flag-specific uptime percentages (1M/6M/1Y/5Y):
🛡️ Stable Operation: 81.6% / 96.8% / 98.6% / 97.9%
⚡ Fast Relay: 99.1% / 99.8% / 99.9% / 98.0%
🟢 Running Operation: 99.1% / 99.8% / 99.9% / 98.5%
🛡️ Entry Guard: 81.6% / 96.8% / 98.6% / 93.5%
📁 Directory Services: 99.1% / 99.8% / 99.9% / 98.5%
Excellent (>99%), Below average (<μ of network), Poor (≥2σ from network μ) , from 2026-08-06 01:00:00 UTC

🚀 Flag Bandwidth Performance

Flag-specific bandwidth averages (6M/1Y/5Y):
🛡️ Entry Guard: 213.26 Mbit/s / 179.98 Mbit/s / 156.45 Mbit/s
⚡ Fast Relay: 213.26 Mbit/s / 179.98 Mbit/s / 156.45 Mbit/s
🟢 Running: 213.26 Mbit/s / 179.98 Mbit/s / 156.45 Mbit/s
🎯 Stable Relay: 213.26 Mbit/s / 179.98 Mbit/s / 156.45 Mbit/s
📋 Version 2 Directory: 213.26 Mbit/s / 179.98 Mbit/s / 156.45 Mbit/s
High performance (>1.5x μ), Below average (<μ of network), Poor (≥2σ from network μ)

Last updated: Thu, 06 Aug 2026 05:16:41 GMT. Refreshed every 30 minutes from the Tor directory authorities via Tor Project's onionoo API.

Nickname BW Cap (407.97 Mbit/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
csUniHB 407.97 Mbit/s   ✓ 5.3 PB UP 2d 11h 49m ago 99.1%/99.8%/99.9%/98.5% 81.6%/96.8%/98.6%/93.5% 134.102.200.101 FastGuardRunningStableV2DirValid NA None Germany DE AS680 Verein zur... Linux 4y 4mo 6d ago 2d 11h 50m ago 2001:638:708:30c8::65