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Technical guide

How to buy IPv4 Address

Get the IPv4 capacity your customers need. Understand the buying process, keep capital working for your network and compare purchase with LARUS Continuity.

Explore IPv4 Continuity

Your next customer should not have to wait while you work out how to acquire addresses. If you are expanding an ISP, hosting platform or cloud network, start with the result you need: IPv4 that is ready for your services and dependable throughout their working life.

Buying a block involves finding a seller, checking the addresses, arranging payment and completing a registry transfer. Before committing the purchase budget, compare that route with leasing directly from LARUS. You can put capital into your network while LARUS provides Unlimited IPv4 and a first-party Continuity relationship.

How to buy IPv4 addresses for your network

A successful purchase ends with addresses your customers can use. Work through the transfer and the deployment together, so the block you pay for fits the service you are building.

  1. Define the capacity and launch you need. Identify your address count, deployment region, routing arrangement and target launch date. Include expected growth so you can compare a purchase with a lease over the same period.
  2. Prepare the receiving registry account. Check the transfer path for the source and destination registries before agreeing a timetable. ARIN and APNIC offer pre-approval processes that help buyers establish their receiving capacity before choosing a block. Their current ARIN pre-approval instructions and APNIC transfer guide explain those steps.
  3. Find a seller and inspect the exact block. Compare the complete acquisition cost, not just the advertised per-address figure. Check the registered holder, the seller's authority, routing history and reputation against the applications you plan to run. You can deal directly or use a broker; an introduction is only one part of the work.
  4. Agree payment and handover. Make the block, receiving entity, transfer responsibilities and payment milestones clear before money moves. Escrow can connect payment release to agreed transfer milestones. Arrange it as part of the transaction, rather than assuming that every seller or registry uses the same process.
  5. Complete the transfer and prepare routing. Follow the applicable registry transfer process and confirm that the receiving record identifies the right organisation and complete prefix. Coordinate route authorisation, RPKI, reverse DNS and your upstream or cloud provider's acceptance so the addresses can serve your network.
  6. Verify the handover and close the payment. Check the agreed transfer milestones before releasing escrow funds. Test reachability and the services that matter to your customers, and establish who will maintain registry records, routing and operational support after closing.

If your business specifically needs an acquisition, i.LEASE's IPv4 buying service provides a dedicated purchase route. For operators whose priority is usable capacity and business continuity, compare first-party leasing before tying up that capital.

Keep your network investment working for you

An IPv4 purchase competes with every other use of your budget: more servers, another point of presence, better connectivity or the next customer launch. The meaningful comparison is the total commitment over your operating horizon.

For a purchase, include the block price, transaction and registry fees, the work needed to bring the addresses into service and ongoing administration. For leasing, compare the capacity, term and Continuity plan your network needs. Use current IPv4 pricing and market information when making that comparison; an old rate quoted in an article cannot price your next deployment.

What changes when you buy or lease directly from LARUS
Your decisionBuying a blockLARUS first-party leasing
Where the capital goesCommit the acquisition budget to the block.Keep acquisition capital available for network expansion and customer growth.
Getting into serviceCoordinate seller, transfer, payment and deployment.Choose capacity, term and a Continuity plan through one direct operator relationship.
The registry relationshipYour holding entity faces the registry relationship directly.LARUS carries the upstream registry interface for its first-party address supply.
The next stage of growthPlan another acquisition when you need another block.Build your expansion around Unlimited IPv4.

A completed transfer is only the beginning

Your customers depend on working APIs, reachable services and stable network identity long after the payment clears. Buying addresses does not remove the registry relationship beneath them. A broker who arranges a sale does not, by that act alone, take responsibility for your network's continuity.

Lu Heng explains this distinction in his Note on IPv4 brokers and registry risk: the useful question is who remains capable of helping when the resource is in operation, not simply who introduces the seller. Ask that question before comparing quotes. The benefits and risks of buying IPv4 addresses provide further context for the decision.

Choose the continuity behind your addresses

With LARUS, you lease directly from the first-party operator carrying the registry interface. Your team can concentrate on the customers, services and network it is building, with a clear commercial counterparty for address supply and continuity.

That position has a specific foundation. The 2025 Mauritius court order required AFRINIC to add Cloud Innovation to its register of members under section 91 of the Companies Act. Cloud Innovation's court-ordered statutory shareholder position and authorisation to LARUS underpin the continuity story explained in LARUS's published evidence. This is the structural difference behind our offer, beyond finding a block or forwarding transfer documents.

In his Note on LARUS and registry continuity, Lu Heng sets out why placing that upstream responsibility with LARUS is the stronger choice for an operator whose business depends on continued use. Start with your capacity and term, compare the Continuity plans, and put Unlimited IPv4 to work for your next stage of growth.

Questions before you commit the budget

Do I need a broker to buy IPv4 addresses?

You can agree a transaction directly with a seller or use a buying service. A broker can assist with sourcing and coordination; what matters to your business is the complete handover and the operating relationship afterwards. For capacity without a block purchase, LARUS gives you a direct first-party leasing route.

How long does an IPv4 purchase take?

The timetable depends on the transfer path, receiving account, seller readiness and payment arrangements. Plan backwards from the date your customers need service, and cover routing preparation alongside the transfer. If an acquisition is delaying growth, compare a LARUS Continuity plan with your deployment needs.

Can I add addresses without buying a block?

Yes. Lease IPv4 directly from LARUS and keep your acquisition capital available for the rest of your network. Explore Unlimited IPv4 and select the capacity, term and Continuity plan that supports the business you want to grow.

Build your next stage of growth

Put your capital into your network. Put Unlimited IPv4 to work.

Choose your capacity, term and Continuity plan with LARUS. Keep your next customer launch moving with a direct first-party operator.

Explore IPv4 Continuity