20.49.28.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
20.49.28.32
Broadcast Address
20.49.28.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
20.49.28.33
Last Usable IP
20.49.28.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (20.49.28.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 20.49.28.63 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 20.49.28.32/27
Network Address 20.49.28.32
Broadcast Address 20.49.28.63
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 20.49.28.33
Last Usable IP 20.49.28.62
Network (Hex) 0x14311C20
Broadcast (Hex) 0x14311C3F
Address Type Public / Globally Routable

Binary Representation

Network Address
00010100.00110001.00011100 00010100.00110001.00011100.00100000
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 20.49.28.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 20.49.28.32/28 20.49.28.32 20.49.28.33 20.49.28.46 20.49.28.47 14
2 20.49.28.48/28 20.49.28.48 20.49.28.49 20.49.28.62 20.49.28.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

20.49.28.32 net
20.49.28.33
20.49.28.34
20.49.28.35
20.49.28.36
20.49.28.37
20.49.28.38
20.49.28.39
20.49.28.40
20.49.28.41
20.49.28.42
20.49.28.43
20.49.28.44
20.49.28.45
20.49.28.46
20.49.28.47
… 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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