249.252.53.128/27

Public

Class E (Reserved) — /27 prefix — 30 usable hosts

Network Address
249.252.53.128
Broadcast Address
249.252.53.159
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
249.252.53.129
Last Usable IP
249.252.53.158
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (249.252.53.128). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 249.252.53.159 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 249.252.53.128/27
Network Address 249.252.53.128
Broadcast Address 249.252.53.159
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class E (Reserved)
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 249.252.53.129
Last Usable IP 249.252.53.158
Network (Hex) 0xF9FC3580
Broadcast (Hex) 0xF9FC359F
Address Type Public / Globally Routable

Binary Representation

Network Address
11111001.11111100.00110101 11111001.11111100.00110101.10000000
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 249.252.53.128/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 249.252.53.128/28 249.252.53.128 249.252.53.129 249.252.53.142 249.252.53.143 14
2 249.252.53.144/28 249.252.53.144 249.252.53.145 249.252.53.158 249.252.53.159 14

IP Address Sample

Showing first 16 of 32 total IPs.

249.252.53.128 net
249.252.53.129
249.252.53.130
249.252.53.131
249.252.53.132
249.252.53.133
249.252.53.134
249.252.53.135
249.252.53.136
249.252.53.137
249.252.53.138
249.252.53.139
249.252.53.140
249.252.53.141
249.252.53.142
249.252.53.143
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

Calculate Another