IPRangeExplorer

202.71.8.0/25

Public

Class C — /25 prefix — 126 usable hosts

Network Address
202.71.8.0
Broadcast Address
202.71.8.127
Subnet Mask
255.255.255.128
Usable Hosts
126
First Usable IP
202.71.8.1
Last Usable IP
202.71.8.126
Total IPs
128
Prefix Length
/25

Network address — the base address of the block (202.71.8.0). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 202.71.8.127 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 126 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask — 255.255.255.128 is the dotted-decimal equivalent of /25. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 202.71.8.0/25
Network Address 202.71.8.0
Broadcast Address 202.71.8.127
Subnet Mask 255.255.255.128
Wildcard Mask 0.0.0.127
Prefix Length /25
IP Address Class Class C
Total IP Addresses 128
Usable Host Addresses 126
First Usable IP 202.71.8.1
Last Usable IP 202.71.8.126
Network (Hex) 0xCA470800
Broadcast (Hex) 0xCA47087F
Address Type Public / Globally Routable

Binary Representation

Network Address
11001010.01000111.00001000 11001010.01000111.00001000.00000000
Subnet Mask
11111111.11111111.11111111.10000000

The first 25 bits (1s in the mask) identify the network. The remaining 7 bits identify hosts within the network.

Split into Equal Subnets

Split 202.71.8.0/25 into 2 equal /26 subnets (62 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 202.71.8.0/26 202.71.8.0 202.71.8.1 202.71.8.62 202.71.8.63 62
2 202.71.8.64/26 202.71.8.64 202.71.8.65 202.71.8.126 202.71.8.127 62

IP Address Sample

Showing first 16 of 128 total IPs.

202.71.8.0 net
202.71.8.1
202.71.8.2
202.71.8.3
202.71.8.4
202.71.8.5
202.71.8.6
202.71.8.7
202.71.8.8
202.71.8.9
202.71.8.10
202.71.8.11
202.71.8.12
202.71.8.13
202.71.8.14
202.71.8.15
… 112 more IPs …

/25 Subnet Reference

Total IPs 128
Usable Hosts 126
Subnet Mask 255.255.255.128
Wildcard 0.0.0.127
Full /25 reference →

Related Ranges

Parent /24 block 202.71.8.0/24 Sibling /25 block 202.71.8.128/25

Adjacent Prefix Sizes

/23 510 hosts /24 254 hosts /25 126 hosts /26 62 hosts /27 30 hosts

Calculate Another