Editing Autonomous system (Internet) (section)

==ASN table==
A complete table of available 16-bit and 32-bit ASN:<ref name="iana" />

{| class="wikitable"
|-
!Number
!Bits
!Description
!Reference
|-
|0
|16
|Reserved for [[Resource Public Key Infrastructure|RPKI]] unallocated space invalidation<ref>{{Cite web|date=2020-09-02|title=Policy prop-132 (AS0 for unallocated space) deployed in service|url=https://blog.apnic.net/2020/09/02/policy-prop-132-as0-for-unallocated-space-deployed-in-service/|access-date=2020-09-12|website=APNIC Blog|language=en-US}}</ref>
|{{IETF RFC|6483}}, {{IETF RFC|7607|link=no}}
|-
|1–23455
|16
|Public ASNs
|
|-
|23456
|16
|Reserved for AS Pool Transition
|{{IETF RFC|6793|link=no}}
|-
|23457–64495
|16
|Public ASNs
|
|-
|64496–64511
|16
|Reserved for use in documentation and sample code
|{{IETF RFC|5398|link=no}}
|-
|64512–65534
|16
|Reserved for private use
|{{IETF RFC|1930|link=no}}, {{IETF RFC|6996|link=no}}
|-
|65535
|16
|Reserved
|{{IETF RFC|7300|link=no}}
|-
|65536–65551
|32
|Reserved for use in documentation and sample code
|{{IETF RFC|5398|link=no}}, {{IETF RFC|6793|link=no}}
|-
|65552–131071
|32
|Reserved
|
|-
|131072–4199999999
|32
|Public 32-bit ASNs
|
|-
|4200000000–4294967294
|32
|Reserved for private use
|{{IETF RFC|6996|link=no}}
|-
|4294967295
|32
|Reserved
|{{IETF RFC|7300|link=no}}
|}