136.65.127.64/27

Public

Class B — /27 prefix — 30 usable hosts

Network Address
136.65.127.64
Broadcast Address
136.65.127.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
136.65.127.65
Last Usable IP
136.65.127.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (136.65.127.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 136.65.127.95 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 136.65.127.64/27
Network Address 136.65.127.64
Broadcast Address 136.65.127.95
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 136.65.127.65
Last Usable IP 136.65.127.94
Network (Hex) 0x88417F40
Broadcast (Hex) 0x88417F5F
Address Type Public / Globally Routable

Binary Representation

Network Address
10001000.01000001.01111111 10001000.01000001.01111111.01000000
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 136.65.127.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 136.65.127.64/28 136.65.127.64 136.65.127.65 136.65.127.78 136.65.127.79 14
2 136.65.127.80/28 136.65.127.80 136.65.127.81 136.65.127.94 136.65.127.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

136.65.127.64 net
136.65.127.65
136.65.127.66
136.65.127.67
136.65.127.68
136.65.127.69
136.65.127.70
136.65.127.71
136.65.127.72
136.65.127.73
136.65.127.74
136.65.127.75
136.65.127.76
136.65.127.77
136.65.127.78
136.65.127.79
… 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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