AS553 — BELWUE BelWue-Koordination

AS553 announces 51 IPv4 prefixes covering 2,109,696 addresses and 14 IPv6 prefixes.

About this network

BelWü (BelWue-Koordination), the science and education network of the German state of Baden-Württemberg.

What it's used for

• Connecting universities, colleges, and research institutions across Baden-Württemberg, and historically schools and public institutions.

Notable

• A regional research and education network (NREN-style), not a commercial ISP.
• The low AS number reflects an early-internet allocation, handed out roughly sequentially in the internet's first years.

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

Announced prefixes

• 45.90.132.0/22
• 129.69.0.0/16
• 129.143.0.0/16
• 129.206.0.0/16
• 132.230.0.0/16
• 134.2.0.0/16
• 134.34.0.0/16
• 134.60.0.0/16
• 134.103.0.0/16
• 134.108.0.0/16
• 134.155.0.0/16
• 141.7.0.0/16
• 141.10.0.0/16
• 141.18.0.0/15
• 141.28.0.0/16
• 141.31.0.0/16
• 141.37.0.0/16
• 141.47.0.0/16
• 141.58.0.0/16
• 141.59.0.0/17
• 141.59.128.0/18
• 141.59.192.0/19
• 141.59.224.0/20
• 141.59.248.0/21
• 141.62.0.0/16
• 141.68.0.0/15
• 141.70.0.0/16
• 141.72.0.0/16
• 141.79.0.0/16
• 141.87.0.0/16
• 144.41.0.0/16
• 147.142.0.0/16
• 153.96.83.0/24
• 161.42.0.0/16
• 178.251.231.0/24
• 185.134.84.0/22
• 192.42.143.0/24
• 192.52.0.0/19
• 192.52.32.0/20
• 192.52.48.0/23
• 192.52.50.0/24
• 192.67.208.0/24
• 192.108.35.0/24
• 192.108.36.0/22
• 192.108.40.0/22
• 192.108.44.0/24
• 193.196.0.0/19
• 193.196.48.0/20
• 193.196.64.0/18
• 193.196.128.0/17
• 193.197.0.0/16
• 2001:7c0::/34
• 2001:7c0:2320::/43
• 2001:7c0:2340::/42
• 2001:7c0:2380::/41
• 2001:7c0:2400::/38
• 2001:7c0:2800::/37
• 2001:7c0:3000::/36
• 2001:7c0:4000::/34
• 2001:7c0:8000::/33
• 2001:7c1::/32
• 2001:7c2::/31
• 2001:7c4::/30
• 2a06:ec00::/29
• 2a0e:3c0::/29

Upstream networks

• AS1299 Arelion Sweden AB
• AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS9002 RETN Limited
• AS3320 Deutsche Telekom AG
• AS37721 Virtual Technologies & Solutions
• AS49432 Dominic Schallert trading as schallert.com e.U.
• AS33891 Core-Backbone GmbH
• AS212024 Marc Schmitt
• AS34019 Hivane Association
• AS42708 Glesys AB
• AS24482 SG.GS
• AS1836 green.ch AG
• AS57463 NetIX Communications JSC
• AS20485 Joint Stock Company TransTeleCom
• AS3303 Swisscom (Schweiz) AG
• AS37100 SEACOM Limited
• AS34549 meerfarbig GmbH & Co. KG
• AS29632 Netassist International EOOD
• AS56662 Marcin Gondek
• AS17639 Converge ICT Solutions Inc.
• AS213241 TECHIT.BE SRL

Downstream networks

• AS5501 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
• AS60824 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
• AS42873 Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V.
• AS50964 civillent GmbH
• AS34878 Karlsruhe Institute of Technology
• AS219090 Temporaerhaus e.V.
• AS204680 Karlsruhe Institute of Technology
• AS202113 plan b. solutions GmbH
• AS212522 ISP Service eG
• AS49739 Regionale Kliniken Holding RKH GmbH
• AS39100 Stadtverwaltung Pforzheim
• AS203703 BITBW
• AS35052 ACONET
• AS213068 Karlsruhe Institute of Technology
• AS204310 Synergies GmbH

Adjacent networks

• AS1299 Arelion Sweden AB
• AS5501 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS60824 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
• AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
• AS3320 Deutsche Telekom AG
• AS9002 RETN Limited
• AS204680 Karlsruhe Institute of Technology
• AS34878 Karlsruhe Institute of Technology
• AS42873 Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V.
• AS212522 ISP Service eG
• AS34549 meerfarbig GmbH & Co. KG
• AS50964 civillent GmbH
• AS49432 Dominic Schallert trading as schallert.com e.U.
• AS212024 Marc Schmitt
• AS34019 Hivane Association
• AS24482 SG.GS
• AS1836 green.ch AG
• AS42708 Glesys AB
• AS37721 Virtual Technologies & Solutions
• AS57463 NetIX Communications JSC
• AS33891 Core-Backbone GmbH
• AS20485 Joint Stock Company TransTeleCom
• AS37100 SEACOM Limited

Internet exchanges

• DE-CIX Frankfurt — Frankfurt, Germany
• Megaport Frankfurt IX — Frankfurt, Germany
• Rheintal Internet Exchange — Eschen, Liechtenstein
• Stuttgarter Internet Exchange — Stuttgart, Germany