121.94.133.0/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
121.94.133.0
Broadcast Address
121.94.133.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
121.94.133.1
Last Usable IP
121.94.133.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (121.94.133.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 121.94.133.31 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 121.94.133.0/27
Network Address 121.94.133.0
Broadcast Address 121.94.133.31
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 121.94.133.1
Last Usable IP 121.94.133.30
Network (Hex) 0x795E8500
Broadcast (Hex) 0x795E851F
Address Type Public / Globally Routable

Binary Representation

Network Address
01111001.01011110.10000101 01111001.01011110.10000101.00000000
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 121.94.133.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 121.94.133.0/28 121.94.133.0 121.94.133.1 121.94.133.14 121.94.133.15 14
2 121.94.133.16/28 121.94.133.16 121.94.133.17 121.94.133.30 121.94.133.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

121.94.133.0 net
121.94.133.1
121.94.133.2
121.94.133.3
121.94.133.4
121.94.133.5
121.94.133.6
121.94.133.7
121.94.133.8
121.94.133.9
121.94.133.10
121.94.133.11
121.94.133.12
121.94.133.13
121.94.133.14
121.94.133.15
… 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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