AS29515 — HZD-AS Hessische Zentrale fuer Datenverarbeitung

AS29515 announces 2 IPv4 prefixes covering 16,640 addresses and 1 IPv6 prefixes.

About this network

The AS handle HZD-AS is held by Hessische Zentrale für Datenverarbeitung.

What it's used for

• The address space carries the operational network of the Hessian state data processing center, with all registrant netnames identified as HZD-NET.
• The inventory consists of 16 IPv4 prefixes and 1 IPv6 prefix, with 16640 IPv4 addresses announced against only 2 observed neighbours, indicating a self-contained internal corporate estate rather than a transit or access network.

Notable

• All RDAP registrants for the largest prefixes agree with the announcer, consistently listing Hessische Zentrale fuer Datenverarbeitung as the registrant.
• The address inventory is finely subdivided into 16 distinct IPv4 prefixes within the 141.90.0.0/16 range, reflecting site-by-site segmentation typical of a large internal government infrastructure.

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

Announced prefixes

• 141.90.0.0/18
• 141.90.145.0/24
• 2a02:1016::/32

Upstream networks

• AS28676 WiTCOM Wiesbadener Informations- und Telekommunikations GmbH
• AS12306 Plus.line AG

Adjacent networks

• AS28676 WiTCOM Wiesbadener Informations- und Telekommunikations GmbH
• AS12306 Plus.line AG

Routing security

• RPKI: 0 valid, 0 invalid and 26 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 92% of announcements registered; 70 route objects.
• Listed in as-sets: AS-ECRCCUSTDE, AS-MYRASEC, AS-PLUSLINE, AS-PLUSLINE6, AS-WITCOM, AS28676:AS-ALL, AS28676:AS-CUSTOMERS.