Hi, The IANA AS Numbers registry has been updated to reflect the allocation of the following blocks to ARIN: 395165-396188 396189-397212 You can find the IANA AS Numbers registry at: http://www.iana.org/assignments/as-numbers/as-numbers.xml The allocation was made in accordance with the Policy for Allocation of ASN Blocks to Regional Internet Registries: https://www.icann.org/resources/pages/global-policy-asn-blocks-2010-09-21-en Regards, Selina Harrington IANA Senior Specialist ICANN