Registration Services

Submitting a Request

Organizations requesting Internet number resources from ARIN do so through the submission of templates and other relevant information. Resource requests are reviewed and evaluated according to ARIN policies, and the procedures that detail how these requests are processed are available in ARIN guidelines.

Documentation detailing exactly how to request different categories of resources is available through the "How to Request. . . " links in the left-hand column. Included on these pages are guidelines providing step-by-step instructions on completing requests, relevant policy links, and links to applicable templates and reference materials.

For a quick synopsis of what is required to qualify to receive a resource from ARIN and the process by which this is done, please see the Quick Guide to Requesting Resources page. A collection of answers to Frequently Asked Questions is also available.

Prior to the submission of any number resource request template, the submitter must review relevant ARIN policies and should review the applicable guidelines documentation.

Registration Services Help Desk

The Registration Services Help Desk handles communication between ARIN and the community involving Internet number resource requests. The Help Desk is open Monday through Friday, from 7:00AM to 7:00PM Eastern Time, and can be reached by phone at +1.703.227.0660, by fax at +1.703.227.0676, or by e-mail at hostmaster@arin.net. Visit the Tips for Calling the Registration Services Help Desk page for answers to commonly asked questions.

Additional Information

In addition to fulfilling Internet number resource requests, ARIN provides other services and tools such as a routing registry, reverse address mapping, and management of resource records. Information on these topics is available through the "Other Services" links listed in the left-hand column.

Billing information, detailing how ARIN charges for resource registration and how to submit payment, is available through the "Billing" link at the top of this page. Educational materials providing instruction on various aspects of ARIN's operations and procedures is available through the "Education" link above.

Service Region

ARIN allocates Internet number resources within geographical areas that include Canada, the United States, and several islands in the Caribbean Sea and North Atlantic Ocean. Organizations located outside ARIN's geographical area of responsibility should contact the appropriate Regional Internet Registry (RIR) for information on procedures for obtaining Internet number resources. A list of all RIRs is provided below with links to lists of countries within each region.

There are five RIRs:
Registry Geographic Region
AfriNIC Africa, portions of the Indian Ocean
APNIC Portions of Asia, portions of Oceania
ARIN Canada, many Caribbean and North Atlantic islands, and the United States
LACNIC Latin America, portions of the Caribbean
RIPE NCC Europe, the Middle East, Central Asia