28.83.146.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
28.83.146.32
Broadcast Address
28.83.146.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
28.83.146.33
Last Usable IP
28.83.146.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (28.83.146.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 28.83.146.63 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 28.83.146.32/27
Network Address 28.83.146.32
Broadcast Address 28.83.146.63
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 28.83.146.33
Last Usable IP 28.83.146.62
Network (Hex) 0x1C539220
Broadcast (Hex) 0x1C53923F
Address Type Public / Globally Routable

Binary Representation

Network Address
00011100.01010011.10010010 00011100.01010011.10010010.00100000
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 28.83.146.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 28.83.146.32/28 28.83.146.32 28.83.146.33 28.83.146.46 28.83.146.47 14
2 28.83.146.48/28 28.83.146.48 28.83.146.49 28.83.146.62 28.83.146.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

28.83.146.32 net
28.83.146.33
28.83.146.34
28.83.146.35
28.83.146.36
28.83.146.37
28.83.146.38
28.83.146.39
28.83.146.40
28.83.146.41
28.83.146.42
28.83.146.43
28.83.146.44
28.83.146.45
28.83.146.46
28.83.146.47
… 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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