169.216.203.64/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
169.216.203.64
Broadcast Address
169.216.203.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
169.216.203.65
Last Usable IP
169.216.203.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (169.216.203.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 169.216.203.95 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 169.216.203.64/27
Network Address 169.216.203.64
Broadcast Address 169.216.203.95
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 169.216.203.65
Last Usable IP 169.216.203.94
Network (Hex) 0xA9D8CB40
Broadcast (Hex) 0xA9D8CB5F
Address Type Public / Globally Routable

Binary Representation

Network Address
10101001.11011000.11001011 10101001.11011000.11001011.01000000
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 169.216.203.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 169.216.203.64/28 169.216.203.64 169.216.203.65 169.216.203.78 169.216.203.79 14
2 169.216.203.80/28 169.216.203.80 169.216.203.81 169.216.203.94 169.216.203.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

169.216.203.64 net
169.216.203.65
169.216.203.66
169.216.203.67
169.216.203.68
169.216.203.69
169.216.203.70
169.216.203.71
169.216.203.72
169.216.203.73
169.216.203.74
169.216.203.75
169.216.203.76
169.216.203.77
169.216.203.78
169.216.203.79
… 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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