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: ~544.27 Mbit/s (544.27 Mbit/s guard)
  • Total Data Transferred: 6.0 PB (0.11% of 5yr network data)
  • Network Influence: 0.06% of overall consensus weight (0.13% 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: 1764. +40% higher than 1260 network average. 90th percentile with 799 median.
    • Guard CW/BW: 1764. +69% higher than 1046 network average. 87th percentile with 984 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 276.71 Mbit/s avg (1 relays), 1y 210.37 Mbit/s avg (1 relays), 5y 163.98 Mbit/s avg (1 relays)
    • No bandwidth outliers detected
  • Performance Analysis (6mo):
    • Stability: Great (Coefficient of Variation: 0.0% = 0.00 Kbit/s σ / 276.71 Mbit/s μ)
    • Trend: Growth (+7.5%) for most recent (Sep 03 - Nov 03, 2026) vs least recent (May 03 - Jul 03, 2026)
    • Capacity Utilization: 78% 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 276.71 Mbit/s avg (184 days), 1y 210.37 Mbit/s avg (183 days), 5y 163.98 Mbit/s avg (167 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 2026-11-04 03:00:00 UTC

⏰ Relay Reliability

  • Overall Uptime: 30d 99.1% (1 relays), 6mo 99.3% (1 relays), 1y 99.7% (1 relays), 5y 98.5% (1 relays)
    • ✅ No statistical outliers detected - consistent performance across all relays
    • Network Uptime (6mo): 5th Pct: 87%, 25th Pct: 98%, 50th Pct: 99%, Operator: 99%, 75th Pct: 100%, 90th Pct: 100%, 95th Pct: 100%, 99th Pct: 100%
  • Offline: 0 relays
Reliability data available for 1/1 relays, from 2026-11-04 03:00:00 UTC

🏷️ Flag Reliability

Flag-specific uptime percentages (1M/6M/1Y/5Y):
🛡️ Stable Operation: 89.2% / 94.7% / 97.3% / 97.8%
⚡ Fast Relay: 99.1% / 99.3% / 99.7% / 98.1%
🟢 Running Operation: 99.1% / 99.3% / 99.7% / 98.5%
🛡️ Entry Guard: 89.1% / 94.7% / 97.3% / 93.6%
📁 Directory Services: 99.1% / 99.3% / 99.7% / 98.5%
Excellent (>99%), Below average (<μ of network), Poor (≥2σ from network μ) , from 2026-11-04 03:00:00 UTC

🚀 Flag Bandwidth Performance

Flag-specific bandwidth averages (6M/1Y/5Y):
🛡️ Entry Guard: 276.71 Mbit/s / 210.37 Mbit/s / 163.98 Mbit/s
⚡ Fast Relay: 276.71 Mbit/s / 210.37 Mbit/s / 163.98 Mbit/s
🟢 Running: 276.71 Mbit/s / 210.37 Mbit/s / 163.98 Mbit/s
🎯 Stable Relay: 276.71 Mbit/s / 210.37 Mbit/s / 163.98 Mbit/s
📋 Version 2 Directory: 276.71 Mbit/s / 210.37 Mbit/s / 163.98 Mbit/s
High performance (>1.5x μ), Below average (<μ of network), Poor (≥2σ from network μ)
Bandwidth
Operator throughput and write/read, last 6 months Operator throughput and write/read, last year Operator throughput and write/read, last 5 years Operator throughput and write/read, last 30 days
1M 6M 1Y 5Y
Uptime
Operator uptime, last 6 months Operator uptime, last year Operator uptime, last 5 years Operator uptime, last 30 days
1M 6M 1Y 5Y

Last updated: Wed, 04 Nov 2026 09:15:43 GMT. Refreshed every 30 minutes from the Tor directory authorities via Tor Project's onionoo API.

Nickname BW Cap (544.27 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 544.27 Mbit/s   ✓ 6.0 PB UP 5h 52m 37s ago 99.1%/99.3%/99.7%/98.5% 89.1%/94.7%/97.3%/93.6% 134.102.200.101 FastGuardRunningStableV2DirValid NA None Germany DE AS680 Verein zur... Linux 4y 7mo 6d ago 5h 53m 18s ago 2001:638:708:30c8::65 OK