255.42.50.0/27

Public

Class E (Reserved) — /27 prefix — 30 usable hosts

Network Address
255.42.50.0
Broadcast Address
255.42.50.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
255.42.50.1
Last Usable IP
255.42.50.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (255.42.50.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 255.42.50.31 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 255.42.50.0/27
Network Address 255.42.50.0
Broadcast Address 255.42.50.31
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class E (Reserved)
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 255.42.50.1
Last Usable IP 255.42.50.30
Network (Hex) 0xFF2A3200
Broadcast (Hex) 0xFF2A321F
Address Type Public / Globally Routable

Binary Representation

Network Address
11111111.00101010.00110010 11111111.00101010.00110010.00000000
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 255.42.50.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 255.42.50.0/28 255.42.50.0 255.42.50.1 255.42.50.14 255.42.50.15 14
2 255.42.50.16/28 255.42.50.16 255.42.50.17 255.42.50.30 255.42.50.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

255.42.50.0 net
255.42.50.1
255.42.50.2
255.42.50.3
255.42.50.4
255.42.50.5
255.42.50.6
255.42.50.7
255.42.50.8
255.42.50.9
255.42.50.10
255.42.50.11
255.42.50.12
255.42.50.13
255.42.50.14
255.42.50.15
… 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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