15.197.3.96/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
15.197.3.96
Broadcast Address
15.197.3.127
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
15.197.3.97
Last Usable IP
15.197.3.126
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (15.197.3.96). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 15.197.3.127 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 15.197.3.96/27
Network Address 15.197.3.96
Broadcast Address 15.197.3.127
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 15.197.3.97
Last Usable IP 15.197.3.126
Network (Hex) 0x0FC50360
Broadcast (Hex) 0x0FC5037F
Address Type Public / Globally Routable

Binary Representation

Network Address
00001111.11000101.00000011 00001111.11000101.00000011.01100000
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.

Subnet Breakdown — splitting into /28

This /27 block can be divided into 2 /28 subnets.

CIDR Network Broadcast First Usable Last Usable Hosts
15.197.3.96/28 15.197.3.96 15.197.3.111 15.197.3.97 15.197.3.110 14
15.197.3.112/28 15.197.3.112 15.197.3.127 15.197.3.113 15.197.3.126 14

IP Address Sample

Showing first 16 of 32 total IPs.

15.197.3.96 net
15.197.3.97
15.197.3.98
15.197.3.99
15.197.3.100
15.197.3.101
15.197.3.102
15.197.3.103
15.197.3.104
15.197.3.105
15.197.3.106
15.197.3.107
15.197.3.108
15.197.3.109
15.197.3.110
15.197.3.111
… 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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