IPv4 subnet
10.0.0.0/8
- IPv4
- Private
- /8
- 16,777,214 hosts
10.0.0.0/8 is an IPv4 subnet of 16,777,216 addresses, of which 16,777,214 are usable hosts. Its network address is 10.0.0.0, its broadcast address is 10.255.255.255, and its subnet mask is 255.0.0.0. The block is private: RFC 1918 private use.
Address
00001010000000000000000000000000
Dotted decimal10.0.0.0
32-bit integer167,772,160
Hexadecimal0x0A000000
Binary00001010.00000000.00000000.00000000
Octal012.00.00.00
Octets1: 10 · 2: 0 · 3: 0 · 4: 0
Reverse DNS name0.0.0.10.in-addr.arpa
IPv4-mapped IPv6::ffff:10.0.0.0
IPv6 compact form::ffff:a00:0
Subnet 10.0.0.0/8
Network address10.0.0.0
Broadcast address10.255.255.255
Subnet mask255.0.0.0
Wildcard mask0.255.255.255the inverse mask, as used in ACLs
Prefix length/8
Total addresses16,777,216
Usable hosts16,777,214the network and broadcast addresses are not assignable
First usable host10.0.0.1
Last usable host10.255.255.254
Host range10.0.0.1 – 10.255.255.254
Mask in binary11111111.00000000.00000000.00000000
Contains this addressYes
Scope & registry
TypePrivateRFC 1918 private use
Routable on the public internetNo
Legacy classA (/8 by the old classful scheme)classful addressing was replaced by CIDR in 1993; shown for reference only
LoopbackNo
MulticastNo
Safe to use in documentationNo
Related prefixes
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