Special-Purpose Autonomous System (AS) Numbers Autonomous System (AS) Numbers 2014-03-11 2015-08-07 IETF Review 0 Reserved by 112 Used by the AS112 project to sink misdirected DNS queries; see 23456 AS_TRANS; reserved by 64496-64511 For documentation and sample code; reserved by 64512-65534 For private use; reserved by 65535 Reserved by 65536-65551 For documentation and sample code; reserved by 4200000000-4294967294 For private use; reserved by 4294967295 Reserved by