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What are private IP v4 address ranges (or blocks)?

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What are special IP v4 address ranges (Private IP Addresses that can't be used for Public Address)?
asked Mar 10, 2016 by anonymous

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Global and Other Specialized Address Blocks (Special Use IPv4 Addresses According to RFC 5735)

IP/CDIR

Subnet mask

Range

Scope

Description

0.0.0.0/8255.0.0.00.0.0.0 - 0.255.255.255private network"This" Network ([RFC1122], Section 3.2.1.3)
10.0.0.0/8255.0.0.010.0.0.0 - 10.255.255.255private networkPrivate-Use Networks [RFC 1918]
100.64.0.0/10255.192.0.0100.64.0.0 - 100.127.255.255private networkPrivate network [RFC 6598]
127.0.0.0/8255.0.0.0127.0.0.0 - 127.255.255.255hostLoopback [RFC1122], Section 3.2.1.3
169.254.0.0/16255.255.0.0169.254.0.0 - 169.254.255.255subnetLink Local [RFC3927]
172.16.0.0/12255.240.0.0172.16.0.0 - 172.31.255.255private networkPrivate-Use Networks [RFC1918]
192.0.0.0/24255.255.255.0192.0.0.0 - 192.0.0.255private networkIETF Protocol Assignments [RFC5736]
192.0.2.0/24255.255.255.0192.0.2.0 - 192.0.2.255documentationTEST-NET-1 [RFC5737]
192.88.99.0/24255.255.255.0192.88.99.0 - 192.88.99.255Internet6to4 Relay Anycast [RFC3068]
192.168.0.0/16255.255.0.0192.168.0.0 - 192.168.255.255private networkPrivate-Use Networks [RFC1918]
198.18.0.0/15255.254.0.0198.18.0.0 - 198.19.255.255private networkNetwork Interconnect Device Benchmark Testing [RFC2544]
198.51.100.0/24255.255.255.0198.51.100.0 - 198.51.100.255documentationTEST-NET-2 [RFC5737]
203.0.113.0/24255.255.255.0203.0.113.0 - 203.0.113.255documentationTEST-NET-3 [RFC5737]
224.0.0.0/4240.0.0.0224.0.0.0 - 239.255.255.255InternetMulticast [RFC3171]
240.0.0.0/4240.0.0.0240.0.0.0 - 255.255.255.254n/aReserved for Future Use [RFC1112], Section 4
255.255.255.255/32255.255.255.255255.255.255.255n/aLimited Broadcast ([RFC 919], Section 7, [RFC 922], Section 7)

IP/CDIR

Subnet mask

Range

Scope

Description

answered Mar 10, 2016 by anonymous
selected Mar 20, 2016 by learnipaddress
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