3.55.71.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
3.55.71.32
Broadcast Address
3.55.71.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
3.55.71.33
Last Usable IP
3.55.71.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (3.55.71.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 3.55.71.63 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 3.55.71.32/27
Network Address 3.55.71.32
Broadcast Address 3.55.71.63
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 3.55.71.33
Last Usable IP 3.55.71.62
Network (Hex) 0x03374720
Broadcast (Hex) 0x0337473F
Address Type Public / Globally Routable

Binary Representation

Network Address
00000011.00110111.01000111 00000011.00110111.01000111.00100000
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 3.55.71.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 3.55.71.32/28 3.55.71.32 3.55.71.33 3.55.71.46 3.55.71.47 14
2 3.55.71.48/28 3.55.71.48 3.55.71.49 3.55.71.62 3.55.71.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

3.55.71.32 net
3.55.71.33
3.55.71.34
3.55.71.35
3.55.71.36
3.55.71.37
3.55.71.38
3.55.71.39
3.55.71.40
3.55.71.41
3.55.71.42
3.55.71.43
3.55.71.44
3.55.71.45
3.55.71.46
3.55.71.47
… 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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