30.77.100.224/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
30.77.100.224
Broadcast Address
30.77.100.255
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
30.77.100.225
Last Usable IP
30.77.100.254
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (30.77.100.224). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 30.77.100.255 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 30.77.100.224/27
Network Address 30.77.100.224
Broadcast Address 30.77.100.255
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 30.77.100.225
Last Usable IP 30.77.100.254
Network (Hex) 0x1E4D64E0
Broadcast (Hex) 0x1E4D64FF
Address Type Public / Globally Routable

Binary Representation

Network Address
00011110.01001101.01100100 00011110.01001101.01100100.11100000
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 30.77.100.224/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 30.77.100.224/28 30.77.100.224 30.77.100.225 30.77.100.238 30.77.100.239 14
2 30.77.100.240/28 30.77.100.240 30.77.100.241 30.77.100.254 30.77.100.255 14

IP Address Sample

Showing first 16 of 32 total IPs.

30.77.100.224 net
30.77.100.225
30.77.100.226
30.77.100.227
30.77.100.228
30.77.100.229
30.77.100.230
30.77.100.231
30.77.100.232
30.77.100.233
30.77.100.234
30.77.100.235
30.77.100.236
30.77.100.237
30.77.100.238
30.77.100.239
… 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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