AS48997 — ZORGRING-AS

AS48997 announces 3 IPv4 prefixes covering 4,864 addresses and 0 IPv6 prefixes.

About this network

ZORGRING-AS is operated by Stichting Zorgring Noord Holland Noord.

What it's used for

• The address space carries healthcare infrastructure, evidenced by netnames MCA-ALKMAAR (Stichting Noordwest Ziekenhuisgroep), Zorgring (Stichting Zorgring Noord Holland Noord), and WATERLANDZKH (Stichting Dijklander Ziekenhuis).
• The AS announces 4,864 IPv4 addresses across 3 prefixes with only 1 observed neighbour, indicating a small, self-contained internal network rather than a transit or access provider.
• Traffic consists of internal communications and data exchange for the hospital group, including clinical systems and administrative endpoints.

Notable

• Registrants align with the announcer, listing Stichting Noordwest Ziekenhuisgroep, Stichting Zorgring Noord Holland Noord, and Stichting Dijklander Ziekenhuis.
• The address inventory is finely subdivided into three distinct blocks, reflecting site-by-site segmentation for different hospital entities within the Zorgring network.

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

Announced prefixes

• 194.13.144.0/20
• 194.53.3.0/24
• 195.88.136.0/23

Upstream networks

• AS24785 Broadband Hosting B.V.

Adjacent networks

• AS24785 Broadband Hosting B.V.

Routing security

• RPKI: 0 valid, 0 invalid and 3 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 3 route objects.
• Listed in as-sets: AS-JOINTTRANSIT, AS-XO-B.