6.252.21.224/28

Public

Class A — /28 prefix — 14 usable hosts

Network Address
6.252.21.224
Broadcast Address
6.252.21.239
Subnet Mask
255.255.255.240
Usable Hosts
14
First Usable IP
6.252.21.225
Last Usable IP
6.252.21.238
Total IPs
16
Prefix Length
/28

Network address — the base address of the block (6.252.21.224). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 6.252.21.239 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 14 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.255.255.240 is the dotted-decimal equivalent of /28. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 6.252.21.224/28
Network Address 6.252.21.224
Broadcast Address 6.252.21.239
Subnet Mask 255.255.255.240
Wildcard Mask 0.0.0.15
Prefix Length /28
IP Address Class Class A
Total IP Addresses 16
Usable Host Addresses 14
First Usable IP 6.252.21.225
Last Usable IP 6.252.21.238
Network (Hex) 0x06FC15E0
Broadcast (Hex) 0x06FC15EF
Address Type Public / Globally Routable

Binary Representation

Network Address
00000110.11111100.00010101 00000110.11111100.00010101.11100000
Subnet Mask
11111111.11111111.11111111.11110000

The first 28 bits (1s in the mask) identify the network. The remaining 4 bits identify hosts within the network.

Split into Equal Subnets

Split 6.252.21.224/28 into 2 equal /29 subnets (6 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 6.252.21.224/29 6.252.21.224 6.252.21.225 6.252.21.230 6.252.21.231 6
2 6.252.21.232/29 6.252.21.232 6.252.21.233 6.252.21.238 6.252.21.239 6

All 16 IP Addresses in this Range

6.252.21.224 net
6.252.21.225
6.252.21.226
6.252.21.227
6.252.21.228
6.252.21.229
6.252.21.230
6.252.21.231
6.252.21.232
6.252.21.233
6.252.21.234
6.252.21.235
6.252.21.236
6.252.21.237
6.252.21.238
6.252.21.239 bcast

/28 Subnet Reference

Total IPs 16
Usable Hosts 14
Subnet Mask 255.255.255.240
Wildcard 0.0.0.15

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