157.175.140.64/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
157.175.140.64
Broadcast Address
157.175.140.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
157.175.140.65
Last Usable IP
157.175.140.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (157.175.140.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 157.175.140.95 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 157.175.140.64/27
Network Address 157.175.140.64
Broadcast Address 157.175.140.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class B
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 157.175.140.65
Last Usable IP 157.175.140.94
Network (Hex) 0x9DAF8C40
Broadcast (Hex) 0x9DAF8C5F
Address Type Public / Globally Routable

Binary Representation

Network Address
10011101.10101111.10001100 10011101.10101111.10001100.01000000
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 157.175.140.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 157.175.140.64/28 157.175.140.64 157.175.140.65 157.175.140.78 157.175.140.79 14
2 157.175.140.80/28 157.175.140.80 157.175.140.81 157.175.140.94 157.175.140.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

157.175.140.64 net
157.175.140.65
157.175.140.66
157.175.140.67
157.175.140.68
157.175.140.69
157.175.140.70
157.175.140.71
157.175.140.72
157.175.140.73
157.175.140.74
157.175.140.75
157.175.140.76
157.175.140.77
157.175.140.78
157.175.140.79
… 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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