Special-Purpose Autonomous System (AS) Numbers
- Created
- 2014-03-11
- Last Updated
- 2015-08-07
- Available Formats
-
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Registry Included Below
Special-Purpose AS Numbers
- Registration Procedure(s)
-
IETF Review
- Reference
- [RFC7249]
- Available Formats
-
CSV
| AS Number | Reason for Reservation | Reference |
|---|---|---|
| 0 | Reserved by [RFC7607] | [RFC7607] |
| 112 | Used by the AS112 project to sink misdirected DNS queries; see [RFC7534] | [RFC7534] |
| 23456 | AS_TRANS; reserved by [RFC6793] | [RFC6793] |
| 64496-64511 | For documentation and sample code; reserved by [RFC5398] | [RFC5398] |
| 64512-65534 | For private use; reserved by [RFC6996] | [RFC6996] |
| 65535 | Reserved by [RFC7300] | [RFC7300] |
| 65536-65551 | For documentation and sample code; reserved by [RFC5398] | [RFC5398] |
| 4200000000-4294967294 | For private use; reserved by [RFC6996] | [RFC6996] |
| 4294967295 | Reserved by [RFC7300] | [RFC7300] |