AS33891 ASPA — CORE BACKBONE Core Backbone Upstream Provider Authorization

Published

CORE-BACKBONE Core-Backbone GmbH🇩🇪

ASPA Status
Published
Upstream Providers
4
Downstream Customers
21

Peering Topology

AS33891CORE-BACKBONE Core-Ba…AS1299TWELVE99 Arelion Swed…AS1299 - TWELVE99 Arelion Sweden ABAS3257GTT-BACKBONE GTT Comm…AS3257 - GTT-BACKBONE GTT Communications Inc.AS3320DTAG Deutsche Telekom…AS3320 - DTAG Deutsche Telekom AGAS3356LEVEL3 - Level 3 Pare…AS3356 - LEVEL3 - Level 3 Parent, LLCAS3303SWISSCOM Swisscom (Sc…AS3303 - SWISSCOM Swisscom (Schweiz) AGAS4777APNIC-COLO - Asia Pac…AS4777 - APNIC-COLO - Asia Pacific Network Information CentreAS5539SPACENET SpaceNet AGAS5539 - SPACENET SpaceNet AGAS8412TMA T-Mobile Austria …AS8412 - TMA T-Mobile Austria GmbHAS15945PfalzKom-Net PFALZKOM…AS15945 - PfalzKom-Net PFALZKOM GmbHAS29670IN-BERLIN-AS Individu…AS29670 - IN-BERLIN-AS Individual Network Berlin (IN-Berlin) e.V.AS39040NTSWorkspaceAG-AS3904…AS39040 - NTSWorkspaceAG-AS39040 NTS workspace AGAS39878RAUTER-AS Peter Raute…AS39878 - RAUTER-AS Peter Rauter GmbHView all 21 downstreams →UPSTREAMSDOWNSTREAMS

Upstream Providers(4)

AS33891 authorizes these ASNs as upstream transit providers.

ASNName
AS1299🇸🇪TWELVE99 Arelion Sweden AB
AS3257🇺🇸GTT-BACKBONE GTT Communications Inc.
AS3320🇩🇪DTAG Deutsche Telekom AG
AS3356🇺🇸LEVEL3 - Level 3 Parent, LLC

Downstream Customers(21)

These ASNs list AS33891 as an authorized upstream provider.

ASNName
AS3303🇨🇭SWISSCOM Swisscom (Schweiz) AG
AS4777🇯🇵APNIC-COLO - Asia Pacific Network Information Centre
AS5539🇩🇪SPACENET SpaceNet AG
AS8412🇦🇹TMA T-Mobile Austria GmbH
AS15945🇩🇪PfalzKom-Net PFALZKOM GmbH
AS29670🇩🇪IN-BERLIN-AS Individual Network Berlin ("IN-Berlin") e.V.
AS39040🇨🇭NTSWorkspaceAG-AS39040 NTS workspace AG
AS39878🇦🇹RAUTER-AS Peter Rauter GmbH
AS42184🇩🇪AS-TKRZ TKRZ Stadtwerke GmbH
AS51191🇩🇪XIRRA Core-Backbone GmbH
21 total
1 / 3

ASPA object expires: Jul 16, 2026

Related Tools

← Back to AS33891