ResearchIRR · RADB

AS-ESPN-1 ESPN Autonomous System Number Set 1

An as-set registered in RADB, maintained by MAINT-AS4549. It names 1 AS and 0 sets directly; followed all the way down, it reaches 1 ASes through 0 nested sets.

Members

What AS-ESPN-1 lists

1 AS and 0 sets, written in the object across every registry that holds it. Sets open their own page.

AS4549 ESPN-AS
Expanded

Every AS it reaches

What a filter built from AS-ESPN-1 would let in: 1 ASes.

Show the 1 ASes
AS4549
Prefixes

What AS-ESPN-1 covers

Every route object in the IRR whose origin is one of the 1 ASes it reaches: the prefixes a filter built from AS-ESPN-1 (with bgpq4, say) would allow. 34 IPv4 and 1 IPv6. Every one is in the IRR API.

34 IPv4 prefixes
192.234.1.0/24192.234.2.0/24192.234.3.0/24192.234.4.0/24198.83.168.0/24199.184.108.0/24204.149.192.0/2445.63.128.0/1745.63.128.0/2445.63.176.0/2145.63.176.0/2445.63.177.0/2445.63.178.0/2445.63.179.0/2445.63.180.0/2445.63.181.0/2445.63.182.0/2445.63.183.0/2445.63.184.0/2445.63.185.0/2445.63.192.0/2345.63.194.0/2445.63.195.0/2445.63.200.0/2145.63.200.0/2445.63.201.0/2445.63.202.0/2445.63.203.0/2445.63.204.0/2445.63.205.0/2445.63.206.0/2445.63.207.0/2445.63.224.0/2174.123.204.0/24
1 IPv6 prefix
2607:f8c0:10::/48
Registries

Each registry’s copy

RADB1 membersESPN Autonomous System Number Set 1
Maintained byMAINT-AS4549
Last modified2023-11-13T15:40:01Z
MembersAS4549
mbrs-by-refN
Tools

Check AS-ESPN-1 live

IRR API, with prefixes