15.252.223.0/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
15.252.223.0
Broadcast Address
15.252.223.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
15.252.223.1
Last Usable IP
15.252.223.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (15.252.223.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 15.252.223.31 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 15.252.223.0/27
Network Address 15.252.223.0
Broadcast Address 15.252.223.31
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 15.252.223.1
Last Usable IP 15.252.223.30
Network (Hex) 0x0FFCDF00
Broadcast (Hex) 0x0FFCDF1F
Address Type Public / Globally Routable

Binary Representation

Network Address
00001111.11111100.11011111 00001111.11111100.11011111.00000000
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 15.252.223.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 15.252.223.0/28 15.252.223.0 15.252.223.1 15.252.223.14 15.252.223.15 14
2 15.252.223.16/28 15.252.223.16 15.252.223.17 15.252.223.30 15.252.223.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

15.252.223.0 net
15.252.223.1
15.252.223.2
15.252.223.3
15.252.223.4
15.252.223.5
15.252.223.6
15.252.223.7
15.252.223.8
15.252.223.9
15.252.223.10
15.252.223.11
15.252.223.12
15.252.223.13
15.252.223.14
15.252.223.15
… 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