5.151.238.64/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
5.151.238.64
Broadcast Address
5.151.238.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
5.151.238.65
Last Usable IP
5.151.238.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (5.151.238.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 5.151.238.95 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 5.151.238.64/27
Network Address 5.151.238.64
Broadcast Address 5.151.238.95
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 5.151.238.65
Last Usable IP 5.151.238.94
Network (Hex) 0x0597EE40
Broadcast (Hex) 0x0597EE5F
Address Type Public / Globally Routable

Binary Representation

Network Address
00000101.10010111.11101110 00000101.10010111.11101110.01000000
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 5.151.238.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 5.151.238.64/28 5.151.238.64 5.151.238.65 5.151.238.78 5.151.238.79 14
2 5.151.238.80/28 5.151.238.80 5.151.238.81 5.151.238.94 5.151.238.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

5.151.238.64 net
5.151.238.65
5.151.238.66
5.151.238.67
5.151.238.68
5.151.238.69
5.151.238.70
5.151.238.71
5.151.238.72
5.151.238.73
5.151.238.74
5.151.238.75
5.151.238.76
5.151.238.77
5.151.238.78
5.151.238.79
… 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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