240.89.188.64/27

Public

Class E (Reserved) — /27 prefix — 30 usable hosts

Network Address
240.89.188.64
Broadcast Address
240.89.188.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
240.89.188.65
Last Usable IP
240.89.188.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (240.89.188.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 240.89.188.95 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 240.89.188.64/27
Network Address 240.89.188.64
Broadcast Address 240.89.188.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class E (Reserved)
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 240.89.188.65
Last Usable IP 240.89.188.94
Network (Hex) 0xF059BC40
Broadcast (Hex) 0xF059BC5F
Address Type Public / Globally Routable

Binary Representation

Network Address
11110000.01011001.10111100 11110000.01011001.10111100.01000000
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 240.89.188.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 240.89.188.64/28 240.89.188.64 240.89.188.65 240.89.188.78 240.89.188.79 14
2 240.89.188.80/28 240.89.188.80 240.89.188.81 240.89.188.94 240.89.188.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

240.89.188.64 net
240.89.188.65
240.89.188.66
240.89.188.67
240.89.188.68
240.89.188.69
240.89.188.70
240.89.188.71
240.89.188.72
240.89.188.73
240.89.188.74
240.89.188.75
240.89.188.76
240.89.188.77
240.89.188.78
240.89.188.79
… 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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