204.246.165.64/27

Public

Class C — /27 prefix — 30 usable hosts

Network Address
204.246.165.64
Broadcast Address
204.246.165.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
204.246.165.65
Last Usable IP
204.246.165.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (204.246.165.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 204.246.165.95 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 204.246.165.64/27
Network Address 204.246.165.64
Broadcast Address 204.246.165.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class C
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 204.246.165.65
Last Usable IP 204.246.165.94
Network (Hex) 0xCCF6A540
Broadcast (Hex) 0xCCF6A55F
Address Type Public / Globally Routable

Binary Representation

Network Address
11001100.11110110.10100101 11001100.11110110.10100101.01000000
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.

Subnet Breakdown — splitting into /28

This /27 block can be divided into 2 /28 subnets.

CIDR Network Broadcast First Usable Last Usable Hosts
204.246.165.64/28 204.246.165.64 204.246.165.79 204.246.165.65 204.246.165.78 14
204.246.165.80/28 204.246.165.80 204.246.165.95 204.246.165.81 204.246.165.94 14

IP Address Sample

Showing first 16 of 32 total IPs.

204.246.165.64 net
204.246.165.65
204.246.165.66
204.246.165.67
204.246.165.68
204.246.165.69
204.246.165.70
204.246.165.71
204.246.165.72
204.246.165.73
204.246.165.74
204.246.165.75
204.246.165.76
204.246.165.77
204.246.165.78
204.246.165.79
… 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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