120.253.241.160/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
120.253.241.160
Broadcast Address
120.253.241.191
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
120.253.241.161
Last Usable IP
120.253.241.190
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (120.253.241.160). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 120.253.241.191 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 120.253.241.160/27
Network Address 120.253.241.160
Broadcast Address 120.253.241.191
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 120.253.241.161
Last Usable IP 120.253.241.190
Network (Hex) 0x78FDF1A0
Broadcast (Hex) 0x78FDF1BF
Address Type Public / Globally Routable

Binary Representation

Network Address
01111000.11111101.11110001 01111000.11111101.11110001.10100000
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.

Subnet Breakdown — splitting into /28

This /27 block can be divided into 2 /28 subnets.

CIDR Network Broadcast First Usable Last Usable Hosts
120.253.241.160/28 120.253.241.160 120.253.241.175 120.253.241.161 120.253.241.174 14
120.253.241.176/28 120.253.241.176 120.253.241.191 120.253.241.177 120.253.241.190 14

IP Address Sample

Showing first 16 of 32 total IPs.

120.253.241.160 net
120.253.241.161
120.253.241.162
120.253.241.163
120.253.241.164
120.253.241.165
120.253.241.166
120.253.241.167
120.253.241.168
120.253.241.169
120.253.241.170
120.253.241.171
120.253.241.172
120.253.241.173
120.253.241.174
120.253.241.175
… 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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