18.252.39.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
18.252.39.32
Broadcast Address
18.252.39.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
18.252.39.33
Last Usable IP
18.252.39.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (18.252.39.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 18.252.39.63 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 18.252.39.32/27
Network Address 18.252.39.32
Broadcast Address 18.252.39.63
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 18.252.39.33
Last Usable IP 18.252.39.62
Network (Hex) 0x12FC2720
Broadcast (Hex) 0x12FC273F
Address Type Public / Globally Routable

Binary Representation

Network Address
00010010.11111100.00100111 00010010.11111100.00100111.00100000
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 18.252.39.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 18.252.39.32/28 18.252.39.32 18.252.39.33 18.252.39.46 18.252.39.47 14
2 18.252.39.48/28 18.252.39.48 18.252.39.49 18.252.39.62 18.252.39.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

18.252.39.32 net
18.252.39.33
18.252.39.34
18.252.39.35
18.252.39.36
18.252.39.37
18.252.39.38
18.252.39.39
18.252.39.40
18.252.39.41
18.252.39.42
18.252.39.43
18.252.39.44
18.252.39.45
18.252.39.46
18.252.39.47
… 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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