Bulk CIDR Aggregator & Optimizer
Clean, merge, and optimize large sets of IPv4 addresses or CIDR blocks. This tool handles thousands of entries to find the absolute minimal set of covering prefixes for your firewall rules or BGP advertisements.
Input Prefixes / IPs
Paste IPs or CIDRs (one per line). Overlapping or adjacent ranges will be automatically merged.
Paste your IPv4 CIDR blocks above and click Aggregate & Optimize
to calculate the smallest set of covering supernets.
Optimized Results
| # | Prefix | Range | Addresses | Efficiency |
|---|
Input Analysis
| Input | Status | Optimized Into |
|---|