162.51.99.0/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
162.51.99.0
Broadcast Address
162.51.99.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
162.51.99.1
Last Usable IP
162.51.99.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (162.51.99.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 162.51.99.31 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 162.51.99.0/27
Network Address 162.51.99.0
Broadcast Address 162.51.99.31
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class B
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 162.51.99.1
Last Usable IP 162.51.99.30
Network (Hex) 0xA2336300
Broadcast (Hex) 0xA233631F
Address Type Public / Globally Routable

Binary Representation

Network Address
10100010.00110011.01100011 10100010.00110011.01100011.00000000
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 162.51.99.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 162.51.99.0/28 162.51.99.0 162.51.99.1 162.51.99.14 162.51.99.15 14
2 162.51.99.16/28 162.51.99.16 162.51.99.17 162.51.99.30 162.51.99.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

162.51.99.0 net
162.51.99.1
162.51.99.2
162.51.99.3
162.51.99.4
162.51.99.5
162.51.99.6
162.51.99.7
162.51.99.8
162.51.99.9
162.51.99.10
162.51.99.11
162.51.99.12
162.51.99.13
162.51.99.14
162.51.99.15
… 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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