173.178.204.64/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
173.178.204.64
Broadcast Address
173.178.204.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
173.178.204.65
Last Usable IP
173.178.204.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (173.178.204.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 173.178.204.95 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 173.178.204.64/27
Network Address 173.178.204.64
Broadcast Address 173.178.204.95
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 173.178.204.65
Last Usable IP 173.178.204.94
Network (Hex) 0xADB2CC40
Broadcast (Hex) 0xADB2CC5F
Address Type Public / Globally Routable

Binary Representation

Network Address
10101101.10110010.11001100 10101101.10110010.11001100.01000000
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 173.178.204.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 173.178.204.64/28 173.178.204.64 173.178.204.65 173.178.204.78 173.178.204.79 14
2 173.178.204.80/28 173.178.204.80 173.178.204.81 173.178.204.94 173.178.204.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

173.178.204.64 net
173.178.204.65
173.178.204.66
173.178.204.67
173.178.204.68
173.178.204.69
173.178.204.70
173.178.204.71
173.178.204.72
173.178.204.73
173.178.204.74
173.178.204.75
173.178.204.76
173.178.204.77
173.178.204.78
173.178.204.79
… 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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