169.4.73.64/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
169.4.73.64
Broadcast Address
169.4.73.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
169.4.73.65
Last Usable IP
169.4.73.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (169.4.73.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 169.4.73.95 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 169.4.73.64/27
Network Address 169.4.73.64
Broadcast Address 169.4.73.95
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 169.4.73.65
Last Usable IP 169.4.73.94
Network (Hex) 0xA9044940
Broadcast (Hex) 0xA904495F
Address Type Public / Globally Routable

Binary Representation

Network Address
10101001.00000100.01001001 10101001.00000100.01001001.01000000
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 169.4.73.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 169.4.73.64/28 169.4.73.64 169.4.73.65 169.4.73.78 169.4.73.79 14
2 169.4.73.80/28 169.4.73.80 169.4.73.81 169.4.73.94 169.4.73.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

169.4.73.64 net
169.4.73.65
169.4.73.66
169.4.73.67
169.4.73.68
169.4.73.69
169.4.73.70
169.4.73.71
169.4.73.72
169.4.73.73
169.4.73.74
169.4.73.75
169.4.73.76
169.4.73.77
169.4.73.78
169.4.73.79
… 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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