[{"data":1,"prerenderedAt":35},["ShallowReactive",2],{"tool-content-en-subnet-calculator":3},{"id":4,"title":5,"body":6,"description":25,"extension":26,"locale":27,"meta":28,"navigation":29,"path":30,"seo":31,"stem":32,"toolId":33,"__hash__":34},"tools\u002Ftools\u002Fen\u002Fsubnet-calculator.md","IP Subnet Calculator",{"type":7,"value":8,"toc":20},"minimark",[9,13,17],[10,11,5],"h2",{"id":12},"ip-subnet-calculator",[14,15,16],"p",{},"Planning VLANs, firewall rules, or DHCP scopes gets easier when you can see the full picture of a subnet. Enter any IPv4 address with a prefix length — from \u002F0 up to \u002F32 — and this calculator derives the network address, broadcast address, netmask, wildcard mask, first and last usable hosts, and total capacity using pure bit arithmetic.",[14,18,19],{},"Edge cases follow current practice: \u002F31 links get two usable addresses per RFC 3021, and \u002F32 host routes count as their own usable address. Binary representations of the network and mask help when studying for networking certifications or verifying ACL wildcards.",{"title":21,"searchDepth":22,"depth":22,"links":23},"",2,[24],{"id":12,"depth":22,"text":5},"Calculate IPv4 CIDR details such as netmask, broadcast address, host range, and usable host count instantly.","md","en",{},true,"\u002Ftools\u002Fen\u002Fsubnet-calculator",{"title":5,"description":25},"tools\u002Fen\u002Fsubnet-calculator","subnet-calculator","qTQArBJFXGrWiIYv9UXJgJQ8uzeKitsAkP2GlIN75c8",1792391420752]