15.230.159.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
15.230.159.32
Broadcast Address
15.230.159.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
15.230.159.33
Last Usable IP
15.230.159.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (15.230.159.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 15.230.159.63 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 15.230.159.32/27
Network Address 15.230.159.32
Broadcast Address 15.230.159.63
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 15.230.159.33
Last Usable IP 15.230.159.62
Network (Hex) 0x0FE69F20
Broadcast (Hex) 0x0FE69F3F
Address Type Public / Globally Routable

Binary Representation

Network Address
00001111.11100110.10011111 00001111.11100110.10011111.00100000
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 15.230.159.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 15.230.159.32/28 15.230.159.32 15.230.159.33 15.230.159.46 15.230.159.47 14
2 15.230.159.48/28 15.230.159.48 15.230.159.49 15.230.159.62 15.230.159.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

15.230.159.32 net
15.230.159.33
15.230.159.34
15.230.159.35
15.230.159.36
15.230.159.37
15.230.159.38
15.230.159.39
15.230.159.40
15.230.159.41
15.230.159.42
15.230.159.43
15.230.159.44
15.230.159.45
15.230.159.46
15.230.159.47
… 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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