11.100.213.64/29

Public

Class A — /29 prefix — 6 usable hosts

Network Address
11.100.213.64
Broadcast Address
11.100.213.71
Subnet Mask
255.255.255.248
Usable Hosts
6
First Usable IP
11.100.213.65
Last Usable IP
11.100.213.70
Total IPs
8
Prefix Length
/29

Network address — the base address of the block (11.100.213.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 11.100.213.71 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 6 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.255.255.248 is the dotted-decimal equivalent of /29. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 11.100.213.64/29
Network Address 11.100.213.64
Broadcast Address 11.100.213.71
Subnet Mask 255.255.255.248
Wildcard Mask 0.0.0.7
Prefix Length /29
IP Address Class Class A
Total IP Addresses 8
Usable Host Addresses 6
First Usable IP 11.100.213.65
Last Usable IP 11.100.213.70
Network (Hex) 0x0B64D540
Broadcast (Hex) 0x0B64D547
Address Type Public / Globally Routable

Binary Representation

Network Address
00001011.01100100.11010101 00001011.01100100.11010101.01000000
Subnet Mask
11111111.11111111.11111111.11111000

The first 29 bits (1s in the mask) identify the network. The remaining 3 bits identify hosts within the network.

Split into Equal Subnets

Split 11.100.213.64/29 into 2 equal /30 subnets (2 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 11.100.213.64/30 11.100.213.64 11.100.213.65 11.100.213.66 11.100.213.67 2
2 11.100.213.68/30 11.100.213.68 11.100.213.69 11.100.213.70 11.100.213.71 2

All 8 IP Addresses in this Range

11.100.213.64 net
11.100.213.65
11.100.213.66
11.100.213.67
11.100.213.68
11.100.213.69
11.100.213.70
11.100.213.71 bcast

/29 Subnet Reference

Total IPs 8
Usable Hosts 6
Subnet Mask 255.255.255.248
Wildcard 0.0.0.7

Calculate Another