20.55.49.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
20.55.49.32
Broadcast Address
20.55.49.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
20.55.49.33
Last Usable IP
20.55.49.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (20.55.49.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 20.55.49.63 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 20.55.49.32/27
Network Address 20.55.49.32
Broadcast Address 20.55.49.63
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 20.55.49.33
Last Usable IP 20.55.49.62
Network (Hex) 0x14373120
Broadcast (Hex) 0x1437313F
Address Type Public / Globally Routable

Binary Representation

Network Address
00010100.00110111.00110001 00010100.00110111.00110001.00100000
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 20.55.49.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 20.55.49.32/28 20.55.49.32 20.55.49.33 20.55.49.46 20.55.49.47 14
2 20.55.49.48/28 20.55.49.48 20.55.49.49 20.55.49.62 20.55.49.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

20.55.49.32 net
20.55.49.33
20.55.49.34
20.55.49.35
20.55.49.36
20.55.49.37
20.55.49.38
20.55.49.39
20.55.49.40
20.55.49.41
20.55.49.42
20.55.49.43
20.55.49.44
20.55.49.45
20.55.49.46
20.55.49.47
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

Calculate Another