116.129.229.128/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
116.129.229.128
Broadcast Address
116.129.229.159
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
116.129.229.129
Last Usable IP
116.129.229.158
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (116.129.229.128). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 116.129.229.159 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 116.129.229.128/27
Network Address 116.129.229.128
Broadcast Address 116.129.229.159
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 116.129.229.129
Last Usable IP 116.129.229.158
Network (Hex) 0x7481E580
Broadcast (Hex) 0x7481E59F
Address Type Public / Globally Routable

Binary Representation

Network Address
01110100.10000001.11100101 01110100.10000001.11100101.10000000
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
116.129.229.128/28 116.129.229.128 116.129.229.143 116.129.229.129 116.129.229.142 14
116.129.229.144/28 116.129.229.144 116.129.229.159 116.129.229.145 116.129.229.158 14

IP Address Sample

Showing first 16 of 32 total IPs.

116.129.229.128 net
116.129.229.129
116.129.229.130
116.129.229.131
116.129.229.132
116.129.229.133
116.129.229.134
116.129.229.135
116.129.229.136
116.129.229.137
116.129.229.138
116.129.229.139
116.129.229.140
116.129.229.141
116.129.229.142
116.129.229.143
… 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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