155.252.4.192/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
155.252.4.192
Broadcast Address
155.252.4.223
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
155.252.4.193
Last Usable IP
155.252.4.222
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (155.252.4.192). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 155.252.4.223 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 155.252.4.192/27
Network Address 155.252.4.192
Broadcast Address 155.252.4.223
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 155.252.4.193
Last Usable IP 155.252.4.222
Network (Hex) 0x9BFC04C0
Broadcast (Hex) 0x9BFC04DF
Address Type Public / Globally Routable

Binary Representation

Network Address
10011011.11111100.00000100 10011011.11111100.00000100.11000000
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.

Split into Equal Subnets

Split 155.252.4.192/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 155.252.4.192/28 155.252.4.192 155.252.4.193 155.252.4.206 155.252.4.207 14
2 155.252.4.208/28 155.252.4.208 155.252.4.209 155.252.4.222 155.252.4.223 14

IP Address Sample

Showing first 16 of 32 total IPs.

155.252.4.192 net
155.252.4.193
155.252.4.194
155.252.4.195
155.252.4.196
155.252.4.197
155.252.4.198
155.252.4.199
155.252.4.200
155.252.4.201
155.252.4.202
155.252.4.203
155.252.4.204
155.252.4.205
155.252.4.206
155.252.4.207
… 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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