30.116.231.64/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
30.116.231.64
Broadcast Address
30.116.231.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
30.116.231.65
Last Usable IP
30.116.231.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (30.116.231.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 30.116.231.95 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 30.116.231.64/27
Network Address 30.116.231.64
Broadcast Address 30.116.231.95
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 30.116.231.65
Last Usable IP 30.116.231.94
Network (Hex) 0x1E74E740
Broadcast (Hex) 0x1E74E75F
Address Type Public / Globally Routable

Binary Representation

Network Address
00011110.01110100.11100111 00011110.01110100.11100111.01000000
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 30.116.231.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 30.116.231.64/28 30.116.231.64 30.116.231.65 30.116.231.78 30.116.231.79 14
2 30.116.231.80/28 30.116.231.80 30.116.231.81 30.116.231.94 30.116.231.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

30.116.231.64 net
30.116.231.65
30.116.231.66
30.116.231.67
30.116.231.68
30.116.231.69
30.116.231.70
30.116.231.71
30.116.231.72
30.116.231.73
30.116.231.74
30.116.231.75
30.116.231.76
30.116.231.77
30.116.231.78
30.116.231.79
… 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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