151.8.252.32/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
151.8.252.32
Broadcast Address
151.8.252.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
151.8.252.33
Last Usable IP
151.8.252.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (151.8.252.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 151.8.252.63 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 151.8.252.32/27
Network Address 151.8.252.32
Broadcast Address 151.8.252.63
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class B
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 151.8.252.33
Last Usable IP 151.8.252.62
Network (Hex) 0x9708FC20
Broadcast (Hex) 0x9708FC3F
Address Type Public / Globally Routable

Binary Representation

Network Address
10010111.00001000.11111100 10010111.00001000.11111100.00100000
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 151.8.252.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 151.8.252.32/28 151.8.252.32 151.8.252.33 151.8.252.46 151.8.252.47 14
2 151.8.252.48/28 151.8.252.48 151.8.252.49 151.8.252.62 151.8.252.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

151.8.252.32 net
151.8.252.33
151.8.252.34
151.8.252.35
151.8.252.36
151.8.252.37
151.8.252.38
151.8.252.39
151.8.252.40
151.8.252.41
151.8.252.42
151.8.252.43
151.8.252.44
151.8.252.45
151.8.252.46
151.8.252.47
… 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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