Fraunhofer-Cluster-BW

AS5501 · Research Institutes spread all over Germany main network node located in Karlsruhe · DE · RIPENCC

3

Upstream providers

0

Downstream customers

146k

v4 addresses

<0.1

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Provider	First Seen	Last Seen	Peers
DFN AS680	2025-01-01 1y 4mo	2026-04-30	96 peers AS209 AS3549
HTP-AS AS13045	2025-01-01 1y 4mo	2026-04-30	130 peers AS174 AS209 AS999 AS1031 AS1213 AS2500 AS2914 AS3130 AS3257 AS3399 AS3491 AS3549 AS4128 AS4641 AS4775 AS5580 AS6082 AS6424 AS6453 AS6461 AS6730 AS6762 AS6830 AS6894 AS7018 AS8218 AS8220 AS8582 AS11039 AS12956 AS14315 AS14907 AS15562 AS15605 AS16260 AS16276 AS16552 AS17660 AS19151 AS20080 AS20912 AS21700 AS24516 AS27678 AS27986 AS28917 AS29504 AS32590 AS34800 AS38001 AS40864 AS45437 AS48112 AS49434 AS49544 AS49605 AS51185 AS52075 AS52468 AS53828 AS55720 AS56457 AS57821 AS59414 AS61049 AS61138 AS63956 AS64112 AS132825 AS132884 AS134823 AS136557 AS142289 AS151326 AS151704 AS197580 AS199524 AS200612 AS202365 AS216285 AS264479 AS327960 AS328840 AS328964 AS398465
BELWUE AS553	2025-01-01 1y 4mo	2026-04-30	73 peers AS835 AS999 AS1031 AS3257 AS3399 AS3491 AS4775 AS5580 AS6424 AS6453 AS6730 AS6762 AS6830 AS6894 AS7018 AS7594 AS8220 AS12956 AS14907 AS16260 AS16276 AS21700 AS24516 AS27678 AS27986 AS28329 AS28917 AS30844 AS32590 AS38008 AS41811 AS45437 AS46997 AS48112 AS49605 AS51185 AS52468 AS52873 AS56457 AS57821 AS60539 AS63956 AS134823 AS151326 AS151704 AS197580 AS199524 AS200612 AS216285 AS262462 AS263541 AS264409 AS264479 AS271253 AS328840 AS328964

No customers in current snapshot.

IPv4 and IPv6 prefixes originated over time

39

v4 prefixes

146k

v4 addresses

13

v6 prefixes

<0.1

v6 /32s

Count of unclassified adjacencies per snapshot date

No events found.

Active providers first seen 11–13 months ago — possible annual contract renewals

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