255.2.243.32/27

Public

Class E (Reserved) — /27 prefix — 30 usable hosts

Network Address
255.2.243.32
Broadcast Address
255.2.243.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
255.2.243.33
Last Usable IP
255.2.243.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (255.2.243.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 255.2.243.63 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 255.2.243.32/27
Network Address 255.2.243.32
Broadcast Address 255.2.243.63
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class E (Reserved)
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 255.2.243.33
Last Usable IP 255.2.243.62
Network (Hex) 0xFF02F320
Broadcast (Hex) 0xFF02F33F
Address Type Public / Globally Routable

Binary Representation

Network Address
11111111.00000010.11110011 11111111.00000010.11110011.00100000
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 255.2.243.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 255.2.243.32/28 255.2.243.32 255.2.243.33 255.2.243.46 255.2.243.47 14
2 255.2.243.48/28 255.2.243.48 255.2.243.49 255.2.243.62 255.2.243.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

255.2.243.32 net
255.2.243.33
255.2.243.34
255.2.243.35
255.2.243.36
255.2.243.37
255.2.243.38
255.2.243.39
255.2.243.40
255.2.243.41
255.2.243.42
255.2.243.43
255.2.243.44
255.2.243.45
255.2.243.46
255.2.243.47
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

Calculate Another