11.100.212.192/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
11.100.212.192
Broadcast Address
11.100.212.223
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
11.100.212.193
Last Usable IP
11.100.212.222
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (11.100.212.192). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 11.100.212.223 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 30 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.255.255.224 is the dotted-decimal equivalent of /27. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 11.100.212.192/27
Network Address 11.100.212.192
Broadcast Address 11.100.212.223
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class A
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 11.100.212.193
Last Usable IP 11.100.212.222
Network (Hex) 0x0B64D4C0
Broadcast (Hex) 0x0B64D4DF
Address Type Public / Globally Routable

Binary Representation

Network Address
00001011.01100100.11010100 00001011.01100100.11010100.11000000
Subnet Mask
11111111.11111111.11111111.11100000

The first 27 bits (1s in the mask) identify the network. The remaining 5 bits identify hosts within the network.

Split into Equal Subnets

Split 11.100.212.192/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 11.100.212.192/28 11.100.212.192 11.100.212.193 11.100.212.206 11.100.212.207 14
2 11.100.212.208/28 11.100.212.208 11.100.212.209 11.100.212.222 11.100.212.223 14

IP Address Sample

Showing first 16 of 32 total IPs.

11.100.212.192 net
11.100.212.193
11.100.212.194
11.100.212.195
11.100.212.196
11.100.212.197
11.100.212.198
11.100.212.199
11.100.212.200
11.100.212.201
11.100.212.202
11.100.212.203
11.100.212.204
11.100.212.205
11.100.212.206
11.100.212.207
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

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