RIPE Database Search

By pressing the "Search" button you explicitly express your agreement with the RIPE Database Terms and Conditions.

Service Announcements
  • All of our services are operating normally.

FAQ: Address Policy

Show or Hide answer Who sets the RIPE NCC policies and procedures?

The RIPE NCC policies and procedures are suggested by the RIPE NCC membership and the RIPE community at large.

Policies and procedures are discussed in RIPE Working Groups (via email lists) and at RIPE meetings, both open for participation to the public.

Decisions are made using the consensus model. All RIPE NCC policies and procedures are published and available in the RIPE Document Store.

More information about RIPE meetings and RIPE Working Groups can be found at:
http://www.ripe.net/ripe

Show or Hide answer What do you mean by multi-homing?

Multi-homing means connecting your network to two or more separate upstream providers and is a technique used by many organisations to provide redundancy in their connectivity.

Show or Hide answer A new customer has address space from another LIR and they request some IP space from me. Can I give them address space from within my Assignment Window even though they have other space from other providers ?

Yes you can. The Assignment Window (AW) only reflects the amount of address space your LIR has given to a customer. So if you have never given them any space before and its within your AW you can go ahead and assign the addresses to them.

Show or Hide answer What is the Infrastructure Assignment Window?

At the RIPE 40 meeting in Prague the Local IR Working Group decided to allow Local Internet Registries (LIRs) to make assignments to their own network infrastructure up to their Assignment Window (AW) as many times as needed.

This means that an LIR with a /25 AW can make numerous individual /25 assignments to its own network infrastructure without having to send each request to the RIPE NCC.

However, where a single assignment would exceed a