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Subnet & VLAN Segmentation Visualizer

VLSM allocation from a 10.10.0.0/16 block · Non-overlapping subnets · Usable hosts & address waste

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All 5 VLANs Allocated — No Overlap
Largest-first VLSM packs 740 hosts into 944 addresses · 78% address efficiency.

🗂️ VLAN Segments

📊 Summary

Supernet10.10.0.0/16
VLAN Segments5
Total Required Hosts740
Addresses Allocated944
Address Waste194 (21%)
Allocation Efficiency78%
VLSM rule: usable hosts = 2^(32−prefix) − 2 (network + broadcast reserved). The smallest fitting block is chosen per VLAN, and blocks are packed largest-first from 10.10.0.0/16 on aligned boundaries so subnets never overlap. RFC 1918 private space.
Address Block Map · Width ∝ block size · Hatched = waste
Wireless · VLAN 3010.10.0.0/23 · 510 usablewaste 110Workstations · VLAN 1010.10.2.0/24 · 254 usablewaste 54Voice / VoIP · VLAN 2010.10.3.0/25 · 126 usablewaste 26Servers · VLAN 4010.10.3.128/27 · 30 usablewaste 0Management · VLAN 9910.10.3.160/28 · 14 usablewaste 4
Allocation Table (largest-first)
Wireless10.10.0.0/2310.10.0.1–10.10.1.254
Workstations10.10.2.0/2410.10.2.1–10.10.2.254
Voice / VoIP10.10.3.0/2510.10.3.1–10.10.3.126
Servers10.10.3.128/2710.10.3.129–10.10.3.158
Management10.10.3.160/2810.10.3.161–10.10.3.174