192.165.210.0/27

Public

Class C — /27 prefix — 30 usable hosts

Network Address
192.165.210.0
Broadcast Address
192.165.210.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
192.165.210.1
Last Usable IP
192.165.210.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (192.165.210.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 192.165.210.31 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 192.165.210.0/27
Network Address 192.165.210.0
Broadcast Address 192.165.210.31
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 192.165.210.1
Last Usable IP 192.165.210.30
Network (Hex) 0xC0A5D200
Broadcast (Hex) 0xC0A5D21F
Address Type Public / Globally Routable

Binary Representation

Network Address
11000000.10100101.11010010 11000000.10100101.11010010.00000000
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 192.165.210.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 192.165.210.0/28 192.165.210.0 192.165.210.1 192.165.210.14 192.165.210.15 14
2 192.165.210.16/28 192.165.210.16 192.165.210.17 192.165.210.30 192.165.210.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

192.165.210.0 net
192.165.210.1
192.165.210.2
192.165.210.3
192.165.210.4
192.165.210.5
192.165.210.6
192.165.210.7
192.165.210.8
192.165.210.9
192.165.210.10
192.165.210.11
192.165.210.12
192.165.210.13
192.165.210.14
192.165.210.15
… 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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