191.237.230.192/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
191.237.230.192
Broadcast Address
191.237.230.223
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
191.237.230.193
Last Usable IP
191.237.230.222
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (191.237.230.192). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 191.237.230.223 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 191.237.230.192/27
Network Address 191.237.230.192
Broadcast Address 191.237.230.223
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 191.237.230.193
Last Usable IP 191.237.230.222
Network (Hex) 0xBFEDE6C0
Broadcast (Hex) 0xBFEDE6DF
Address Type Public / Globally Routable

Binary Representation

Network Address
10111111.11101101.11100110 10111111.11101101.11100110.11000000
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
191.237.230.192/28 191.237.230.192 191.237.230.207 191.237.230.193 191.237.230.206 14
191.237.230.208/28 191.237.230.208 191.237.230.223 191.237.230.209 191.237.230.222 14

IP Address Sample

Showing first 16 of 32 total IPs.

191.237.230.192 net
191.237.230.193
191.237.230.194
191.237.230.195
191.237.230.196
191.237.230.197
191.237.230.198
191.237.230.199
191.237.230.200
191.237.230.201
191.237.230.202
191.237.230.203
191.237.230.204
191.237.230.205
191.237.230.206
191.237.230.207
… 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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