IPRangeExplorer

47.128.0.0/14

Public

Class A — /14 prefix — 262,142 usable hosts

Network Address
47.128.0.0
Broadcast Address
47.131.255.255
Subnet Mask
255.252.0.0
Usable Hosts
262,142
First Usable IP
47.128.0.1
Last Usable IP
47.131.255.254
Total IPs
262,144
Prefix Length
/14

Network address — the base address of the block (47.128.0.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 47.131.255.255 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 262,142 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask — 255.252.0.0 is the dotted-decimal equivalent of /14. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 47.128.0.0/14
Network Address 47.128.0.0
Broadcast Address 47.131.255.255
Subnet Mask 255.252.0.0
Wildcard Mask 0.3.255.255
Prefix Length /14
IP Address Class Class A
Total IP Addresses 262,144
Usable Host Addresses 262,142
First Usable IP 47.128.0.1
Last Usable IP 47.131.255.254
Network (Hex) 0x2F800000
Broadcast (Hex) 0x2F83FFFF
Address Type Public / Globally Routable

Binary Representation

Network Address
00101111 00101111.10000000.00000000.00000000
Subnet Mask
11111111.11111100.00000000.00000000

The first 14 bits (1s in the mask) identify the network. The remaining 18 bits identify hosts within the network.

Split into Equal Subnets

Split 47.128.0.0/14 into 2 equal /15 subnets (131,070 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 47.128.0.0/15 47.128.0.0 47.128.0.1 47.129.255.254 47.129.255.255 131,070
2 47.130.0.0/15 47.130.0.0 47.130.0.1 47.131.255.254 47.131.255.255 131,070

/14 Subnet Reference

Total IPs 262,144
Usable Hosts 262,142
Subnet Mask 255.252.0.0
Wildcard 0.3.255.255
Full /14 reference →

Related Ranges

Parent /13 block 47.128.0.0/13 Sibling /14 block 47.132.0.0/14

Adjacent Prefix Sizes

/12 1,048,574 hosts /13 524,286 hosts /14 262,142 hosts /15 131,070 hosts /16 65,534 hosts

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