ROUTE AGGREGATION
IPv4 Route Summarizer
Combine contiguous networks into the smallest equivalent set of routes.
Input networks
Enter one IPv4 CIDR prefix per line.
Host bits are normalized to the network address. Duplicate and contained networks are removed automatically.
Summary results
2 routesINPUT PREFIXES6
AFTER OVERLAP REMOVAL6
OUTPUT ROUTES2
ROUTES REDUCED4
| Summarized route | Address range | Addresses |
|---|---|---|
| 10.20.4.0/23 | 10.20.4.0 – 10.20.5.255 | 512 |
| 192.168.0.0/22 | 192.168.0.0 – 192.168.3.255 | 1,024 |
SUMMARY OUTPUT2 routes
Exact aggregation. The summarized routes cover the same address space as the input networks. No additional addresses are included.