Measuring DNS root servers under change
Root server co-location is common globally, with approximately 70% of vantage points detecting at least two servers co-located.
MAIN POINTS
- Root server co-location is a widespread phenomenon.
- Around 70% of global vantage points observe co-location.
- At least two servers are typically co-located at these points.
- Co-location occurs at a global scale.
TAKEAWAYS
- Co-location enhances server redundancy and reliability.
- The global nature of co-location supports network resilience.
- Observing co-location helps in understanding server distribution.
- Co-location can impact network performance and efficiency.