199.75.237.64/27

Public

Class C — /27 prefix — 30 usable hosts

Network Address
199.75.237.64
Broadcast Address
199.75.237.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
199.75.237.65
Last Usable IP
199.75.237.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (199.75.237.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 199.75.237.95 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 199.75.237.64/27
Network Address 199.75.237.64
Broadcast Address 199.75.237.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class C
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 199.75.237.65
Last Usable IP 199.75.237.94
Network (Hex) 0xC74BED40
Broadcast (Hex) 0xC74BED5F
Address Type Public / Globally Routable

Binary Representation

Network Address
11000111.01001011.11101101 11000111.01001011.11101101.01000000
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 199.75.237.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 199.75.237.64/28 199.75.237.64 199.75.237.65 199.75.237.78 199.75.237.79 14
2 199.75.237.80/28 199.75.237.80 199.75.237.81 199.75.237.94 199.75.237.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

199.75.237.64 net
199.75.237.65
199.75.237.66
199.75.237.67
199.75.237.68
199.75.237.69
199.75.237.70
199.75.237.71
199.75.237.72
199.75.237.73
199.75.237.74
199.75.237.75
199.75.237.76
199.75.237.77
199.75.237.78
199.75.237.79
… 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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