Base summary
- Base network
- Source prefix
- Input type
- IPv6 type
- Normalized input
- Compressed address
- Expanded address
Split the entered network into more specific subnets with this new prefix
Try an IPv6 address or prefix
The calculator activates as soon as it detects a valid input.
Quick presets
Subdivision and capacity
- New subnet prefix
- Resulting subnets
- Available /64s
- IPv6 addresses in this prefix
Where subnetting happens
Each hextet shows its 4 hex digits and where subnetting lands.
Explore prefix
Specific subnet
Resulting subnet
Nearby context
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Subnet range
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Generated range
Example addresses
These are some addresses within this prefix. IPv6 uses hexadecimal, so after 9 come a, b, c, d, e, and f. Devices may use different addresses through SLAAC, DHCPv6, or manual configuration