63.187.2.0/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
63.187.2.0
Broadcast Address
63.187.2.31
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
63.187.2.1
Last Usable IP
63.187.2.30
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (63.187.2.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 63.187.2.31 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 63.187.2.0/27
Network Address 63.187.2.0
Broadcast Address 63.187.2.31
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 63.187.2.1
Last Usable IP 63.187.2.30
Network (Hex) 0x3FBB0200
Broadcast (Hex) 0x3FBB021F
Address Type Public / Globally Routable

Binary Representation

Network Address
00111111.10111011.00000010 00111111.10111011.00000010.00000000
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 63.187.2.0/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 63.187.2.0/28 63.187.2.0 63.187.2.1 63.187.2.14 63.187.2.15 14
2 63.187.2.16/28 63.187.2.16 63.187.2.17 63.187.2.30 63.187.2.31 14

IP Address Sample

Showing first 16 of 32 total IPs.

63.187.2.0 net
63.187.2.1
63.187.2.2
63.187.2.3
63.187.2.4
63.187.2.5
63.187.2.6
63.187.2.7
63.187.2.8
63.187.2.9
63.187.2.10
63.187.2.11
63.187.2.12
63.187.2.13
63.187.2.14
63.187.2.15
… 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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