AS28748

Name: AS28748 — AlphaCron Datensysteme
Creator: ipdex

AlphaCron Datensysteme ISP registered in Germany

9IPv4 prefixes

1IPv6 prefixes

70%RPKI-valid

#8,693AS Rank

327/327RIS visibility

#504Rank in Germany

2003-02-13Allocated

AlphaCron Datensysteme (AS28748) — ISP, registered in Germany. announces 9 IPv4 prefixes + 1 IPv6 prefixes. Rank in Germany: #504. Allocated: 2003-02-13.

IPv4 9IPv6 1

Announced prefixes · 10

v4 134.97.0.0/17 valid
v4 185.23.156.0/22 valid
v4 192.105.75.0/24 valid
v4 193.22.2.0/24 valid
v4 195.190.142.0/24 valid
v4 37.26.200.0/21 valid
v4 44.130.100.0/24 unknown
v4 44.130.98.0/24 unknown
v4 44.130.99.0/24 unknown
v6 2001:650::/29 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 9 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	10
2026-06-13	10

Internet Exchanges · 1

DE-CIX Frankfurt Frankfurt 10 Gbps

AS topology · Customer cone 2

Providers · 2

AS1299 Arelion Sweden AB
AS3320 Deutsche Telekom AG

Peers · 102

AS6939 Hurricane Electric LLC
AS22356 Durand do Brasil Ltda
AS7195 EDGEUNO S.A.S
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S.
AS20485 Joint Stock Company TransTeleCom
AS20764 CJSC RASCOM

Customers · 1

AS203761 Hartana GmbH trading as ACS Hartmann GmbH & Co. KG

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