AS1888 — CWI-NL Stichting Centrum voor Wiskunde en Informatica

AS1888 announces 4 IPv4 prefixes covering 1,280 addresses and 0 IPv6 prefixes.

About this network

CWI-NL is Stichting Centrum voor Wiskunde en Informatica (CWI), the Dutch national research institute for mathematics and computer science in Amsterdam.

What it's used for

• Research and campus networking for a national mathematics and computer science institute.

Notable

• An institutional research network, not a commercial ISP or host.
• CWI was central to the early European internet and is where the Python programming language was created; the low AS number reflects that early involvement.

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

Announced prefixes

• 192.16.184.0/24
• 192.16.191.0/24
• 192.16.196.0/23
• 192.16.201.0/24

Upstream networks

• AS1103 SURF B.V.

Adjacent networks

• AS1103 SURF B.V.

Routing security

• RPKI: 0 valid, 0 invalid and 4 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 4 route objects.
• Listed in as-sets: AS-NOBSURF, AS-SURFNET, AS1103:AS-SURF.