AS20886 — DE-IORG-AS-1 Pennefeldsweg 12, D-53177 Bonn, Germany

AS20886 announces 4 IPv4 prefixes covering 17,408 addresses and 1 IPv6 prefixes.

About this network

DE-IORG-AS-1 is operated by Blatzheim Networks Telecom GmbH.

What it's used for

• The address space carries residential broadband traffic, evidenced by reverse DNS names containing pool1.sre1.tcg.bn-online.net and cgn-pool-1.sre1.tcg.bn-online.net, indicating cable and DSL access pools.
• The AS announces 17,408 IPv4 addresses across 4 prefixes and 1 IPv6 prefix, while maintaining 111 observed neighbours; this ratio of moderate address space against a high neighbour count suggests a regional access provider with significant peering relationships.

Notable

• All registrants for the announced prefixes align with the announcer, listing bn:t Blatzheim Networks Telecom GmbH and bnt Blatzheim Networks Telecom GmbH Guardian.
• The address inventory consists of four distinct IPv4 blocks, including a /19 and two /20s, alongside a single /32 IPv6 prefix, reflecting a consolidated regional footprint.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 80.90.144.0/20
• 89.21.32.0/19
• 185.209.236.0/22
• 217.76.96.0/20
• 2a02:b30::/32

Upstream networks

• AS6939 Hurricane Electric LLC
• AS1299 Arelion Sweden AB
• AS174 Cogent Communications, LLC
• AS34549 meerfarbig GmbH & Co. KG
• AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC)
• AS50300 CustodianDC Limited
• AS24482 SG.GS
• AS57821 Nonattached Network e.V.
• AS48185 team.blue NV
• AS50673 Serverius Holding B.V.
• AS212508 Lowhosting services of Davide Gennari
• AS202365 Omer GOLGELI
• AS20485 Joint Stock Company TransTeleCom
• AS37100 SEACOM Limited
• AS37721 Virtual Technologies & Solutions
• AS34800 Securebit AG
• AS29632 Netassist International EOOD
• AS56662 Marcin Gondek
• AS213241 TECHIT.BE SRL
• AS212024 Marc Schmitt

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS1299 Arelion Sweden AB
• AS174 Cogent Communications, LLC
• AS34549 meerfarbig GmbH & Co. KG
• AS48185 team.blue NV
• AS50300 CustodianDC Limited
• AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC)
• AS57821 Nonattached Network e.V.
• AS24482 SG.GS
• AS50673 Serverius Holding B.V.
• AS37721 Virtual Technologies & Solutions
• AS202365 Omer GOLGELI
• AS212508 Lowhosting services of Davide Gennari
• AS34800 Securebit AG
• AS37100 SEACOM Limited
• AS20485 Joint Stock Company TransTeleCom
• AS29632 Netassist International EOOD
• AS213241 TECHIT.BE SRL
• AS212024 Marc Schmitt
• AS56662 Marcin Gondek

Internet exchanges

• DE-CIX Frankfurt — Frankfurt, Germany
• AMS-IX Amsterdam — Amsterdam, Netherlands
• KleyReX Internet Exchange — Frankfurt, Germany
• Megaport Frankfurt IX — Frankfurt, Germany
• Megaport Dusseldorf IX — Düsseldorf, Germany