Subnet / CIDR calculator

Work out network, broadcast, usable host range and mask from any CIDR block.

254
usable hosts in 192.168.1.0/24
Network · 24 bitsHost · 8 bits
Addresses
Network192.168.1.0Usable host range192.168.1.1 – 192.168.1.254Broadcast192.168.1.255Next network192.168.2.0/24Netmask255.255.255.0  /24Wildcard0.0.0.255Reverse DNS0.1.168.192.in-addr.arpa
Details
Total addresses256Usable hosts254IP classClass CTypePrivate (RFC 1918)Network (integer)3,23,22,35,776Network (hex)0xC0A80100
Binary
Address
11000000.10101000.00000001.00000000
Netmask
11111111.11111111.11111111.00000000
Network
11000000.10101000.00000001.00000000
Broadcast
11000000.10101000.00000001.11111111
Handles IPv4 and IPv6. For IPv4, coral bits are the network portion and muted bits the host portion; a /31 is a point-to-point link and /32 a single host. IPv6 has no broadcast, and the standard host prefix is /64. Calculated in your browser.

Have feedback or an idea for this tool?

Built by the ServerCake team

Cloud that speaks India.

These tools run on ServerCake infrastructure in India. When our cloud opens, you get VMs and managed databases priced in ₹, billed with GST, on India-resident infrastructure. Reserve your spot for early access.

Reserve your spot

More tools

Browse all tools

Latency to Mumbai Soon

Measure your round-trip time to the ServerCake Mumbai region and compare it to distant clouds.

What's my IP Live

See your IPv4 / IPv6, ISP, ASN, city and country, plus the headers your browser sends. Enriched on our servers, never shared.

DNS lookup Soon

Query A, AAAA, MX, TXT, NS, CNAME and SOA records for any domain.