143.204.11.224/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
143.204.11.224
Broadcast Address
143.204.11.255
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
143.204.11.225
Last Usable IP
143.204.11.254
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (143.204.11.224). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 143.204.11.255 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 143.204.11.224/27
Network Address 143.204.11.224
Broadcast Address 143.204.11.255
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class B
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 143.204.11.225
Last Usable IP 143.204.11.254
Network (Hex) 0x8FCC0BE0
Broadcast (Hex) 0x8FCC0BFF
Address Type Public / Globally Routable

Binary Representation

Network Address
10001111.11001100.00001011 10001111.11001100.00001011.11100000
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 143.204.11.224/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 143.204.11.224/28 143.204.11.224 143.204.11.225 143.204.11.238 143.204.11.239 14
2 143.204.11.240/28 143.204.11.240 143.204.11.241 143.204.11.254 143.204.11.255 14

IP Address Sample

Showing first 16 of 32 total IPs.

143.204.11.224 net
143.204.11.225
143.204.11.226
143.204.11.227
143.204.11.228
143.204.11.229
143.204.11.230
143.204.11.231
143.204.11.232
143.204.11.233
143.204.11.234
143.204.11.235
143.204.11.236
143.204.11.237
143.204.11.238
143.204.11.239
… 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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