IPv6 Anycast Address Space

Last Updated

2025-10-09

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Registries Included Below

• IPv6 Anycast Address Space
• IPv6 Anycast Subnet-Router Anycast Address

IPv6 Anycast Address Space

Registration Procedure(s)

IESG Approval

Reference

[RFC4291][RFC2526]

Note

IPv6 anycast addresses are defined in "IP Version 6 Addressing
Architecture" [RFC4291]. [RFC2526] further defines a set of
reserved subnet anycast addresses. These are the highest 128
interface identifier values, within each subnet.  The syntax
and rules for assigning new IPv6 reserved subnet anycast addresses
are defined in [RFC2526].  These addresses are assigned in descending
order.

Formerly known as

Internet Protocol Version 6 (IPv6) Anycast Addresses

Available Formats

CSV

IPv6 Anycast Subnet-Router Anycast Address

Registration Procedure(s)

IESG Approval

Reference

[RFC4291]

Available Formats

CSV

Contact Information