187.237.239.0/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
187.237.239.0
Broadcast Address
187.237.239.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
187.237.239.1
Last Usable IP
187.237.239.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (187.237.239.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 187.237.239.31 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 187.237.239.0/27
Network Address 187.237.239.0
Broadcast Address 187.237.239.31
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 187.237.239.1
Last Usable IP 187.237.239.30
Network (Hex) 0xBBEDEF00
Broadcast (Hex) 0xBBEDEF1F
Address Type Public / Globally Routable

Binary Representation

Network Address
10111011.11101101.11101111 10111011.11101101.11101111.00000000
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 187.237.239.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 187.237.239.0/28 187.237.239.0 187.237.239.1 187.237.239.14 187.237.239.15 14
2 187.237.239.16/28 187.237.239.16 187.237.239.17 187.237.239.30 187.237.239.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

187.237.239.0 net
187.237.239.1
187.237.239.2
187.237.239.3
187.237.239.4
187.237.239.5
187.237.239.6
187.237.239.7
187.237.239.8
187.237.239.9
187.237.239.10
187.237.239.11
187.237.239.12
187.237.239.13
187.237.239.14
187.237.239.15
… 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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