| <$SUBNET-PREFIX>:0...0 | subnet-router anycast |
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|
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| ::/8 | The "unspecified address", the "loopback address", and the IPv6 Addresses with Embedded IPv4 Addresses are assigned out of this space; see RFC4291. |
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| ::(/128) | unspecified address (like 0.0.0.0 in IPv4) |
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| ::1 | localhost (like 127.0.0.1 in IPv4), aka ip6-localhost or ip6-loopback |
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| ::/96 | IPv4-compatible prefixes (::a.b.c.d) |
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| 0:0:0:0:0:ffff::/96 | IPv4-mapped prefixes (::0:FFFF:a.b.c.d); see RFC4038. |
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| 0:0:0:0:ffff:0::/96 | IPv4-translated prefixes (::FFFF:0:a.b.c.d); see RFC4038. |
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| 0064:ff9b::/96 | NAT64 (IPv6 transition mechanism); see RFC6052, RFC6146 & RFC7225 |
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| 0064:ff9b:1::/48 | Local-Use IPv4/IPv6 Translation Prefix (IPv6 transition mechanism); see RFC8215 |
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| 0200::/7 | Reserved for NSAP (Network Service Access Point Prefix) allocation; see RFC1888, RFC4048 & RFC4548 |
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| 0400::/7 | IPX-addresses mapping |
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|
| 2000::/3 | global unicast; see RFC2374 & RFC4291 |
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| 2001:000::/23 | sub-TLA for IANA |
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| 2001:000::/32 | Teredo IPv6 prefix; see RFC4380 |
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| 2001:200::/23 | sub-TLA for APNIC |
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| 2001:400::/23 | sub-TLA for ARIN |
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| 2001:5c0:8000::/34 | hexago/freenet6 deligated prefixes |
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| 2001:5c0:8fff:fffe::/64 | hexago/freenet6 authenticated tunnels |
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| 2001:5c0:8fff:ffff::/64 | hexago/freenet6 anonymous tunnels |
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| 2001:600::/23 | sub-TLA for RIPE NCC |
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| 2001:608:6::5 | a.nic.de |
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| 2001:638:904::/48 | TU Ilmenau |
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2001:638:904:ffc0::/58 | FeM-Net |
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| 2001:638:904:ffc0::/59 | FeM-Net 1of2 |
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| 2001:638:904:ffe0::/60 | FeM-Net 2of2 |
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| 2001:800::/23 | sub-TLA for RIPE NCC |
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| 2001:c00::/23 | sub-TLA for APNIC |
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| 2001:db8::/32 | APNIC sample addresses for documentation; see RFC3849 |
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| 2002::/16 | 6to4 IPv6 relay (the remaining 32-bits of the external routing prefix contain the IPv4 end-point address of a boundary IPv6 router for that site that will respond to IPv6 in IPv4 encapsulation) |
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| 2002:7f00:1:: | 6to4 127.0.0.1 in IPv4 |
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| 2002:ffff:ffff:: | 6to4 255.255.255.255 in IPv4 |
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| 2002:c058:6301:: | 6to4 IPv6 relay anycast address (192.88.99.1 in IPv4, 192.88.99.0/24 defined as 6to4 relay anycast in RFC3330) |
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| 2a01:4f8:120:2261::/64 | Martin & Martin ;-) |
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| 2a01:4f8:130:40e1::/64 | agenos outpost |
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| 3ffe::/16 | 6bone experimental IPv6 network. These addresses are allocated in RFC2471, "IPv6 Testing Address Allocation", to create pseudo Top-Level Aggregation Identifiers (pTLA's) and pseudo Next-Level Aggregation Identifiers (pNLA's). They will not to be routable in the Internet other than for IPv6 testing, and systems using those addresses will most probably have to be assigned new addresses in the future (see RFC2921). Phase-Out is expected for June 2006. |
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| 3ffe:a00:6::/48 | prefix assigned to Microsoft Research by NWNET |
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| 3ffe:bc0::/32 | Freenet6 address space |
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|
| 8000::/3 | geographical addresses; obsolete |
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|
| fc00::/7 | unique-local unicast: prefix to identify centrally assigned Local IPv6 unicast addresses; see RFC4193 |
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| fc00::/8 | Unique Local Addresses (ULA), 'L' bit not set: not defined (at all) |
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| fd00::/8 | Unique Local Addresses (ULA), 'L' bit set: next 40 bits must be randomly chosen (example algorithm in above mentioned RFC, Section 3.2.2) |
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|
| fe00::0 | ip6-localnet |
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|
| fe80::/10 | link-local unicast |
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| fec0::/10 | site-local unicast [deprecated since September 2004; see RFC3879] |
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|
|
| ff00::/8 | multicast (ip6-mcastprefix); see also list of permanently assigned multicast-addresses |
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|
| ff00::/12 | permanent multicast addresses (defined by IANA) |
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| ff10::/12 | transient multicast addresses (defined by network operator) |
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|
| ffx1::/16 | interface-local multicasts |
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| ffx1::1 | all nodes node-local multicast group |
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| ffx1::2 | all routers node-local multicast group |
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| ffx2::/16 | link-local multicasts |
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| ffx2:0:0:0:0:1:ffxx:xxxx | solicited-node address (filled with unicast's lower 24 bits) |
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| ffx2::1 | all nodes link-local multicast group (ip6-allnodes) |
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| ffx2::2 | all routers link-local multicast group (ip6-allrouters) |
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| ffx2::3 | ip6-allhosts |
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| ffx3::/16 | realm-local multicasts |
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| ffx4::/16 | admin-local multicasts |
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| ffx5::/16 | site-local multicasts |
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| ffx5::2 | all routers site-local multicast group |
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| ffx8::/16 | organization-local multicast |
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| ffxb::/16 | community-local multicast |
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| ffxe::/16 | global scope multicasts |
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|
|
| others | unassigned; reserved for future definition and use, and not to be assigned by IANA at this time |
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