Subnetting in 2026: The Modern Guide to CIDR, Cloud Subnets, and Security Segmentation
Subnetting is the practice of dividing a larger IP network into smaller, more manageable networks called subnets. The concept hasn’t changed, but the stakes have. In 2026, subnetting is no longer just “network math.” Subnetting is a capacity plan, a security control, and often a business constraint, especially when IPv4 availability (link anchor: https://www.pubconcierge.com/blog/ipv4-ip-leasing-boom/ )… Continue reading Subnetting in 2026: The Modern Guide to CIDR, Cloud Subnets, and Security Segmentation
