65.9.52.224/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
65.9.52.224
Broadcast Address
65.9.52.255
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
65.9.52.225
Last Usable IP
65.9.52.254
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (65.9.52.224). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 65.9.52.255 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 65.9.52.224/27
Network Address 65.9.52.224
Broadcast Address 65.9.52.255
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 65.9.52.225
Last Usable IP 65.9.52.254
Network (Hex) 0x410934E0
Broadcast (Hex) 0x410934FF
Address Type Public / Globally Routable

Binary Representation

Network Address
01000001.00001001.00110100 01000001.00001001.00110100.11100000
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 65.9.52.224/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 65.9.52.224/28 65.9.52.224 65.9.52.225 65.9.52.238 65.9.52.239 14
2 65.9.52.240/28 65.9.52.240 65.9.52.241 65.9.52.254 65.9.52.255 14

IP Address Sample

Showing first 16 of 32 total IPs.

65.9.52.224 net
65.9.52.225
65.9.52.226
65.9.52.227
65.9.52.228
65.9.52.229
65.9.52.230
65.9.52.231
65.9.52.232
65.9.52.233
65.9.52.234
65.9.52.235
65.9.52.236
65.9.52.237
65.9.52.238
65.9.52.239
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

Calculate Another