101.0.75.0/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
101.0.75.0
Broadcast Address
101.0.75.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
101.0.75.1
Last Usable IP
101.0.75.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (101.0.75.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 101.0.75.31 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 101.0.75.0/27
Network Address 101.0.75.0
Broadcast Address 101.0.75.31
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 101.0.75.1
Last Usable IP 101.0.75.30
Network (Hex) 0x65004B00
Broadcast (Hex) 0x65004B1F
Address Type Public / Globally Routable

Binary Representation

Network Address
01100101.00000000.01001011 01100101.00000000.01001011.00000000
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.

Subnet Breakdown — splitting into /28

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

CIDR Network Broadcast First Usable Last Usable Hosts
101.0.75.0/28 101.0.75.0 101.0.75.15 101.0.75.1 101.0.75.14 14
101.0.75.16/28 101.0.75.16 101.0.75.31 101.0.75.17 101.0.75.30 14

IP Address Sample

Showing first 16 of 32 total IPs.

101.0.75.0 net
101.0.75.1
101.0.75.2
101.0.75.3
101.0.75.4
101.0.75.5
101.0.75.6
101.0.75.7
101.0.75.8
101.0.75.9
101.0.75.10
101.0.75.11
101.0.75.12
101.0.75.13
101.0.75.14
101.0.75.15
… 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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