IPv6 Subnet Calculator for 2003::/48
Calculate subnet details for IPv6 network 2003:: with prefix length /48. Find network prefix, interface identifier, and address range.
Related Global Unicast Networks
Other Prefix Lengths for 2003::
About this Network
This calculator provides subnet details for the IPv6 network 2003:: with prefix length /48. This network is part of the Global Unicast address space and is typically used for Global unicast example 1.
Prefix Length Details
A /48 prefix length means: - Network portion: First 48 bits - Host portion: Remaining 80 bits - Total possible addresses: 2^80
Common Uses
A /48 prefix is commonly allocated to end sites, providing 65,536 /64 networks.
Global Unicast Address Space
Global Unicast addresses are the IPv6 equivalent of public IPv4 addresses. They are globally routable and reachable on the IPv6 Internet. The address space begins with binary 001 (2000::/3).
Technical Specifications
- Address Type: Global Unicast
- Primary Use Case: Global unicast example 1
- Prefix Length: /48
- Interface ID Bits: 80
Best Practices for /48 Networks
Site Allocation
Recommended for enterprise networks. Plan your subnet allocation to allow for future growth.
About this Calculator
Calculate subnet details for IPv6 network 2003:: with prefix length /48. Find network prefix, interface identifier, and address range.