AS402063 ASPA Check - XANTIUM CONTRACTCO

Published

XANTIUM-AS-01 - XANTIUM CONTRACTCO LLC🇺🇸 - ASPA check for AS402063: the upstream transit providers AS402063 has authorized in its RPKI Autonomous System Provider Authorization (ASPA) object, and the networks that list AS402063 as their provider. Routers that validate ASPA use these records to detect route leaks in BGP paths.

ASPA Status
Published
Upstream Providers
4
Downstream Customers
0

How to read this ASPA check

The 4 providers below are the only networks allowed to appear directly above AS402063 in an AS-path. If AS402063 uses a transit provider that is missing from this list, routers that enforce ASPA treat its routes through that provider as invalid, so the list should include every current and backup transit provider. Peers do not belong in it.

Step-by-step ASPA check guide - including how to validate an AS-path hop by hop.

Peering Topology

AS402063 peering topology: 4 upstream providers and 0 downstream customersUpstreams: AS1299, AS3257, AS3356, AS6461. No downstreams.AS402063 - XANTIUM-AS-01 - XANTIUM CONTRACTCO LLCAS402063XANTIUM-AS-01 - XANTI…AS1299TWELVE99 Arelion Swed…AS1299 - TWELVE99 Arelion Sweden ABAS3257GTT-BACKBONE GTT Comm…AS3257 - GTT-BACKBONE GTT Communications Inc.AS3356LEVEL3 - Level 3 Pare…AS3356 - LEVEL3 - Level 3 Parent, LLCAS6461ZAYO-6461 - Zayo Band…AS6461 - ZAYO-6461 - Zayo BandwidthUPSTREAMSDOWNSTREAMS

Upstream Providers(4)

AS402063 authorizes these ASNs as upstream transit providers.

ASNName
AS1299🇸🇪TWELVE99 Arelion Sweden AB
AS3257🇺🇸GTT-BACKBONE GTT Communications Inc.
AS3356🇺🇸LEVEL3 - Level 3 Parent, LLC
AS6461🇺🇸ZAYO-6461 - Zayo Bandwidth

ASPA object expires: 2026-10-28

Related Tools and Guides

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