17.252.20.32/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
17.252.20.32
Broadcast Address
17.252.20.63
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
17.252.20.33
Last Usable IP
17.252.20.62
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (17.252.20.32). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 17.252.20.63 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 17.252.20.32/27
Network Address 17.252.20.32
Broadcast Address 17.252.20.63
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 17.252.20.33
Last Usable IP 17.252.20.62
Network (Hex) 0x11FC1420
Broadcast (Hex) 0x11FC143F
Address Type Public / Globally Routable

Binary Representation

Network Address
00010001.11111100.00010100 00010001.11111100.00010100.00100000
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 17.252.20.32/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 17.252.20.32/28 17.252.20.32 17.252.20.33 17.252.20.46 17.252.20.47 14
2 17.252.20.48/28 17.252.20.48 17.252.20.49 17.252.20.62 17.252.20.63 14

IP Address Sample

Showing first 16 of 32 total IPs.

17.252.20.32 net
17.252.20.33
17.252.20.34
17.252.20.35
17.252.20.36
17.252.20.37
17.252.20.38
17.252.20.39
17.252.20.40
17.252.20.41
17.252.20.42
17.252.20.43
17.252.20.44
17.252.20.45
17.252.20.46
17.252.20.47
… 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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