104.199.243.64/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
104.199.243.64
Broadcast Address
104.199.243.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
104.199.243.65
Last Usable IP
104.199.243.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (104.199.243.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 104.199.243.95 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 104.199.243.64/27
Network Address 104.199.243.64
Broadcast Address 104.199.243.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class A
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 104.199.243.65
Last Usable IP 104.199.243.94
Network (Hex) 0x68C7F340
Broadcast (Hex) 0x68C7F35F
Address Type Public / Globally Routable

Binary Representation

Network Address
01101000.11000111.11110011 01101000.11000111.11110011.01000000
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
104.199.243.64/28 104.199.243.64 104.199.243.79 104.199.243.65 104.199.243.78 14
104.199.243.80/28 104.199.243.80 104.199.243.95 104.199.243.81 104.199.243.94 14

IP Address Sample

Showing first 16 of 32 total IPs.

104.199.243.64 net
104.199.243.65
104.199.243.66
104.199.243.67
104.199.243.68
104.199.243.69
104.199.243.70
104.199.243.71
104.199.243.72
104.199.243.73
104.199.243.74
104.199.243.75
104.199.243.76
104.199.243.77
104.199.243.78
104.199.243.79
… 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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