201.8.139.0/27

Public

Class C — /27 prefix — 30 usable hosts

Network Address
201.8.139.0
Broadcast Address
201.8.139.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
201.8.139.1
Last Usable IP
201.8.139.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (201.8.139.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 201.8.139.31 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 201.8.139.0/27
Network Address 201.8.139.0
Broadcast Address 201.8.139.31
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 201.8.139.1
Last Usable IP 201.8.139.30
Network (Hex) 0xC9088B00
Broadcast (Hex) 0xC9088B1F
Address Type Public / Globally Routable

Binary Representation

Network Address
11001001.00001000.10001011 11001001.00001000.10001011.00000000
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 201.8.139.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 201.8.139.0/28 201.8.139.0 201.8.139.1 201.8.139.14 201.8.139.15 14
2 201.8.139.16/28 201.8.139.16 201.8.139.17 201.8.139.30 201.8.139.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

201.8.139.0 net
201.8.139.1
201.8.139.2
201.8.139.3
201.8.139.4
201.8.139.5
201.8.139.6
201.8.139.7
201.8.139.8
201.8.139.9
201.8.139.10
201.8.139.11
201.8.139.12
201.8.139.13
201.8.139.14
201.8.139.15
… 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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