AS1149 — SURFNET-AS Tijdelijk uitgeleend aan UTWENTE voor onderzoek

AS1149 announces 2 IPv4 prefixes covering 1,024 addresses and 1 IPv6 prefixes.

About this network

A SURFnet allocation (SURFNET-AS) that, per its RIPE record, is temporarily lent to the University of Twente (UTwente) for research. SURFnet is the Dutch national research and education network.

What it's used for

• Research networking at the University of Twente, using address space provided by the national NREN.

Notable

• An education and research allocation, not commercial hosting. The low AS number reflects an early RIPE-era assignment.

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

Announced prefixes

• 145.100.118.0/23
• 145.116.218.0/23
• 2001:610:9000::/41

Upstream networks

• AS20473 The Constant Company, LLC

Adjacent networks

• AS20473 The Constant Company, LLC

Internet exchanges

• IX.br (PTT.br) Porto Alegre — Porto Alegre, Brazil