About IPv4Center.com
We're building the most trusted marketplace for IPv4 address transactions — connecting buyers and sellers worldwide with security, transparency, and expertise.
Our Mission
As IPv4 addresses become increasingly scarce, organizations need a reliable, secure way to acquire the address space they need. IPv4Center.com was founded to solve this challenge.
Our platform connects IPv4 buyers and sellers from around the world, providing end-to-end transaction management including contract preparation, secure escrow payments, and RIR transfer facilitation across all five regional registries.
We believe that IPv4 address transactions should be transparent, secure, and accessible to organizations of all sizes — from small ISPs to large enterprises.
Our platform supports the full transaction lifecycle: pre-purchase due diligence with blacklist scanning and BGP history analysis, market-rate pricing guidance, legally binding transfer contracts, secure escrow payments through regulated financial partners, and direct coordination with regional registries for transfer approval.
Since our founding, we have facilitated IPv4 transactions totaling millions of IP addresses across more than 50 countries. Our clients include Internet Service Providers, data center operators, cloud platforms, hosting companies, and enterprises that rely on IPv4 connectivity for their operations.
Our Values
The principles that guide everything we do
Trust & Security
Every transaction is secured with escrow, verified participants, and legally binding contracts.
Global Reach
We serve organizations across all five RIR regions with expertise in each registry's transfer policies.
Customer First
Our dedicated team provides 24/7 support throughout the entire transaction process.
Transparency
Clear commission rates, no hidden fees, and full visibility into every step of the process.
Expertise
Deep knowledge of IPv4 market dynamics, RIR policies, and transfer procedures across all regions.
Integrity
We verify all participants and ensure every transaction meets the highest standards of compliance.
Our Team
A dedicated team of IPv4 market experts, engineers, and support professionals
Our team brings together expertise in IP address management, RIR policy, network engineering, contract law, and financial technology. We're committed to making IPv4 transactions as smooth and secure as possible.
Headquartered in Delaware, USA with operations in Kocaeli, Turkey, we serve clients across all continents and time zones. IPv4Center.com operates under the Centerium LLC brand.
We provide multilingual support in English, Turkish, German, Spanish, French, Portuguese, and Italian. Our compliance team stays up to date with evolving RIR transfer policies, sanctions requirements, and market regulations to ensure every transaction meets the highest standards.
Brands That Trust Us for IPv4 Transfers
Frequently Asked Questions
Common questions about IPv4Center and how we work
IPv4Center.com is a global marketplace and brokerage for buying, selling, and leasing IPv4 addresses. Operating under the Centerium LLC brand, we provide end-to-end transaction management — from due diligence and contract preparation to secure escrow payments and RIR transfer coordination. You can explore current listings on our marketplace.
We support transactions across all five Regional Internet Registries: RIPE NCC, ARIN, APNIC, LACNIC, and AFRINIC. Our team has deep expertise in each registry's transfer policies, documentation requirements, and approval processes, including inter-RIR transfers.
Buyer funds are held securely in escrow through regulated financial partners. The RIR transfer is initiated only after funds are secured, and payment is released to the seller once the transfer is confirmed as completed. This protects both parties at every step of the transaction.
IPv4Center.com operates under Centerium LLC, registered in Delaware, USA, with an operations office in Kocaeli, Turkey run by Centerium Bilişim Teknolojileri ve Danışmanlık Hizmetleri Ltd. Şti. Full office details are available on our contact page.
We have facilitated more than 500 IPv4 transactions for clients in over 50 countries, covering millions of IP addresses. Our clients include Internet Service Providers, data center operators, cloud platforms, hosting companies, and enterprises.
We combine transparent commission rates with no hidden fees, secure escrow payments, verified participants, legally binding contracts, and multilingual support in seven languages. Our specialists manage the entire process so your transaction completes smoothly and securely.