172.229.206.64/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
172.229.206.64
Broadcast Address
172.229.206.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
172.229.206.65
Last Usable IP
172.229.206.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (172.229.206.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 172.229.206.95 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 172.229.206.64/27
Network Address 172.229.206.64
Broadcast Address 172.229.206.95
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 172.229.206.65
Last Usable IP 172.229.206.94
Network (Hex) 0xACE5CE40
Broadcast (Hex) 0xACE5CE5F
Address Type Public / Globally Routable

Binary Representation

Network Address
10101100.11100101.11001110 10101100.11100101.11001110.01000000
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 172.229.206.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 172.229.206.64/28 172.229.206.64 172.229.206.65 172.229.206.78 172.229.206.79 14
2 172.229.206.80/28 172.229.206.80 172.229.206.81 172.229.206.94 172.229.206.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

172.229.206.64 net
172.229.206.65
172.229.206.66
172.229.206.67
172.229.206.68
172.229.206.69
172.229.206.70
172.229.206.71
172.229.206.72
172.229.206.73
172.229.206.74
172.229.206.75
172.229.206.76
172.229.206.77
172.229.206.78
172.229.206.79
… 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