0.251.206.0/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
0.251.206.0
Broadcast Address
0.251.206.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
0.251.206.1
Last Usable IP
0.251.206.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (0.251.206.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 0.251.206.31 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 0.251.206.0/27
Network Address 0.251.206.0
Broadcast Address 0.251.206.31
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 0.251.206.1
Last Usable IP 0.251.206.30
Network (Hex) 0x00FBCE00
Broadcast (Hex) 0x00FBCE1F
Address Type Public / Globally Routable

Binary Representation

Network Address
00000000.11111011.11001110 00000000.11111011.11001110.00000000
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 0.251.206.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 0.251.206.0/28 0.251.206.0 0.251.206.1 0.251.206.14 0.251.206.15 14
2 0.251.206.16/28 0.251.206.16 0.251.206.17 0.251.206.30 0.251.206.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

0.251.206.0 net
0.251.206.1
0.251.206.2
0.251.206.3
0.251.206.4
0.251.206.5
0.251.206.6
0.251.206.7
0.251.206.8
0.251.206.9
0.251.206.10
0.251.206.11
0.251.206.12
0.251.206.13
0.251.206.14
0.251.206.15
… 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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