211.96.0.0/12

Public

Class C — /12 prefix — 1,048,574 usable hosts

Network Address
211.96.0.0
Broadcast Address
211.111.255.255
Subnet Mask
255.240.0.0
Usable Hosts
1,048,574
First Usable IP
211.96.0.1
Last Usable IP
211.111.255.254
Total IPs
1,048,576
Prefix Length
/12

Network address — the base address of the block (211.96.0.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 211.111.255.255 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 1,048,574 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.240.0.0 is the dotted-decimal equivalent of /12. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 211.96.0.0/12
Network Address 211.96.0.0
Broadcast Address 211.111.255.255
Subnet Mask 255.240.0.0
Wildcard Mask 0.15.255.255
Prefix Length /12
IP Address Class Class C
Total IP Addresses 1,048,576
Usable Host Addresses 1,048,574
First Usable IP 211.96.0.1
Last Usable IP 211.111.255.254
Network (Hex) 0xD3600000
Broadcast (Hex) 0xD36FFFFF
Address Type Public / Globally Routable

Binary Representation

Network Address
11010011 11010011.01100000.00000000.00000000
Subnet Mask
11111111.11110000.00000000.00000000

The first 12 bits (1s in the mask) identify the network. The remaining 20 bits identify hosts within the network.

Split into Equal Subnets

Split 211.96.0.0/12 into 2 equal /13 subnets (524,286 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 211.96.0.0/13 211.96.0.0 211.96.0.1 211.103.255.254 211.103.255.255 524,286
2 211.104.0.0/13 211.104.0.0 211.104.0.1 211.111.255.254 211.111.255.255 524,286

/12 Subnet Reference

Total IPs 1,048,576
Usable Hosts 1,048,574
Subnet Mask 255.240.0.0
Wildcard 0.15.255.255

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