AS56828 — NorwegianHealthnetwork Norsk Helsenett SF

Network type: residential

AS56828 announces 4 IPv4 prefixes covering 27,648 addresses and 1 IPv6 prefixes.

About this network

NORWEGIANHEALTHNETWORK is operated by Norsk Helsenett SF.

What it's used for

• The address space carries infrastructure for the Norwegian health sector, with netnames NO-NHN-20031216, NO-NHN-20061108, NO-NHN-20110309, and NO-NHN-20150114 all registered to Norsk Helsenett SF.
• The AS announces 27,648 IPv4 addresses across 4 prefixes and 1 IPv6 prefix, maintaining 7 observed neighbours; this ratio indicates a specialized access network rather than a transit provider.
• Traffic consists of secure ICT infrastructure supporting electronic interaction between hospitals, municipalities, and other participants in the Norwegian health and care services.

Notable

• Registrants for all announced prefixes consistently identify Norsk Helsenett SF or its IRT-NHN handle, aligning perfectly with the AS holder.
• Norsk Helsenett SF is a state enterprise under the Ministry of Health and Care Services, founded on 1 July 2009 to ensure secure infrastructure for the national health system.
• The inventory comprises four distinct IPv4 blocks and a single IPv6 prefix, reflecting a segmented internal corporate estate for site-specific health network connections.

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

Announced prefixes

• 31.25.216.0/21
• 83.118.128.0/18
• 91.186.64.0/19
• 185.84.36.0/22
• 2a05:ec0::/29

Upstream networks

• AS2119 Telenor Norge AS
• AS2116 GLOBALCONNECT AS
• AS50304 Blix Solutions AS
• AS56655 Gigahost AS

Downstream networks

• AS60278 Helse Vest IKT AS

Adjacent networks

• AS2119 Telenor Norge AS
• AS60278 Helse Vest IKT AS
• AS2116 GLOBALCONNECT AS
• AS50304 Blix Solutions AS
• AS56655 Gigahost AS

Routing security

• RPKI: 5 valid, 0 invalid and 0 not-found announcements; 5 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 5 route objects.
• Listed in as-sets: AS-BBFT, AS-NHN, AS-TDCNETNO, AS-TELIANORWAY-CUST, AS15659:AS-NIX.

Internet exchanges

• Norwegian Internet Exchange Oslo 1 — Oslo, Norway
• Norwegian Internet Exchange Oslo 2 — Oslo, Norway
• Trondheim Internet Exchange — Trondheim, Norway