58.215.140.128/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
58.215.140.128
Broadcast Address
58.215.140.159
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
58.215.140.129
Last Usable IP
58.215.140.158
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (58.215.140.128). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 58.215.140.159 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 58.215.140.128/27
Network Address 58.215.140.128
Broadcast Address 58.215.140.159
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 58.215.140.129
Last Usable IP 58.215.140.158
Network (Hex) 0x3AD78C80
Broadcast (Hex) 0x3AD78C9F
Address Type Public / Globally Routable

Binary Representation

Network Address
00111010.11010111.10001100 00111010.11010111.10001100.10000000
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.

Split into Equal Subnets

Split 58.215.140.128/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 58.215.140.128/28 58.215.140.128 58.215.140.129 58.215.140.142 58.215.140.143 14
2 58.215.140.144/28 58.215.140.144 58.215.140.145 58.215.140.158 58.215.140.159 14

IP Address Sample

Showing first 16 of 32 total IPs.

58.215.140.128 net
58.215.140.129
58.215.140.130
58.215.140.131
58.215.140.132
58.215.140.133
58.215.140.134
58.215.140.135
58.215.140.136
58.215.140.137
58.215.140.138
58.215.140.139
58.215.140.140
58.215.140.141
58.215.140.142
58.215.140.143
… 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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