31.88.164.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
31.88.164.32
Broadcast Address
31.88.164.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
31.88.164.33
Last Usable IP
31.88.164.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (31.88.164.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 31.88.164.63 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 31.88.164.32/27
Network Address 31.88.164.32
Broadcast Address 31.88.164.63
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 31.88.164.33
Last Usable IP 31.88.164.62
Network (Hex) 0x1F58A420
Broadcast (Hex) 0x1F58A43F
Address Type Public / Globally Routable

Binary Representation

Network Address
00011111.01011000.10100100 00011111.01011000.10100100.00100000
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 31.88.164.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 31.88.164.32/28 31.88.164.32 31.88.164.33 31.88.164.46 31.88.164.47 14
2 31.88.164.48/28 31.88.164.48 31.88.164.49 31.88.164.62 31.88.164.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

31.88.164.32 net
31.88.164.33
31.88.164.34
31.88.164.35
31.88.164.36
31.88.164.37
31.88.164.38
31.88.164.39
31.88.164.40
31.88.164.41
31.88.164.42
31.88.164.43
31.88.164.44
31.88.164.45
31.88.164.46
31.88.164.47
… 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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