222.168.101.0/27

Public

Class C — /27 prefix — 30 usable hosts

Network Address
222.168.101.0
Broadcast Address
222.168.101.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
222.168.101.1
Last Usable IP
222.168.101.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (222.168.101.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 222.168.101.31 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 222.168.101.0/27
Network Address 222.168.101.0
Broadcast Address 222.168.101.31
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class C
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 222.168.101.1
Last Usable IP 222.168.101.30
Network (Hex) 0xDEA86500
Broadcast (Hex) 0xDEA8651F
Address Type Public / Globally Routable

Binary Representation

Network Address
11011110.10101000.01100101 11011110.10101000.01100101.00000000
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 222.168.101.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 222.168.101.0/28 222.168.101.0 222.168.101.1 222.168.101.14 222.168.101.15 14
2 222.168.101.16/28 222.168.101.16 222.168.101.17 222.168.101.30 222.168.101.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

222.168.101.0 net
222.168.101.1
222.168.101.2
222.168.101.3
222.168.101.4
222.168.101.5
222.168.101.6
222.168.101.7
222.168.101.8
222.168.101.9
222.168.101.10
222.168.101.11
222.168.101.12
222.168.101.13
222.168.101.14
222.168.101.15
… 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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