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# 192.0.0.170/32 — NAT64/DNS64 Discovery

## Who is this IP range?

IANA identifies **192.0.0.170/32** as **NAT64/DNS64 Discovery** special-purpose IPv4 space. This is a protocol or standards classification, not an assertion that one company owns or operates every address in the range.

## Special-purpose properties

- **Range:** `192.0.0.170/32`
- **Name:** NAT64/DNS64 Discovery
- **RFC/reference:** [RFC8880][RFC7050], Section 2.2
- **Allocation date:** 2013-02
- **Termination date:** N/A
- **Valid as source:** False
- **Valid as destination:** False
- **Forwardable:** False
- **Globally reachable:** False
- **Reserved by protocol:** True
- **Checked:** 2026-07-22

## Interpretation

The properties above are copied from the authoritative IANA special-purpose registry. Footnote markers are retained because exceptions and qualifications matter. Routing or operational claims require separate current evidence.

## Source

- [IANA IPv4 Special-Purpose Address Registry](https://www.iana.org/assignments/iana-ipv4-special-registry/iana-ipv4-special-registry.xhtml), checked 2026-07-22