Recognised as IPv4 subnet
0.0.0.28/30
- IPv4
- This network
- /30
- 2 hosts
0.0.0.28/30 is an IPv4 subnet of 4 addresses, of which 2 are usable hosts. Its network address is 0.0.0.28, its broadcast address is 0.0.0.31, and its subnet mask is 255.255.255.252. The block is this network: RFC 1122, only valid as a source address.
Address
00000000000000000000000000011100
Dotted decimal0.0.0.28
32-bit integer28
Hexadecimal0x0000001C
Binary00000000.00000000.00000000.00011100
Octal00.00.00.034
Octets1: 0 · 2: 0 · 3: 0 · 4: 28
Reverse DNS name28.0.0.0.in-addr.arpa
IPv4-mapped IPv6::ffff:0.0.0.28
IPv6 compact form::ffff:0:1c
Subnet 0.0.0.28/30
Network address0.0.0.28
Broadcast address0.0.0.31
Subnet mask255.255.255.252
Wildcard mask0.0.0.3the inverse mask, as used in ACLs
Prefix length/30
Total addresses4
Usable hosts2the network and broadcast addresses are not assignable
First usable host0.0.0.29
Last usable host0.0.0.30
Host range0.0.0.29 – 0.0.0.30
Mask in binary11111111.11111111.11111111.11111100
Contains this addressYes
Scope & registry
TypeThis networkRFC 1122, only valid as a source address
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
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page