AS201205 — ASN-FLUVIUS-SP Fluvius System Operator CV

Network type: residential

AS201205 announces 2 IPv4 prefixes covering 8,448 addresses and 1 IPv6 prefixes.

About this network

ASN-FLUVIUS-SP is held by Fluvius System Operator CV.

What it's used for

• The address space carries Fluvius's telecommunications operations, with netnames BE-FLUVIUS-19910328 and BE-FLUVIUS-20140619 both registered to Fluvius System Operator CV and operated by FLUVIUS TELECOM.
• The AS announces 8448 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, maintaining 13 observed neighbours.
• As a Flemish distribution system operator (DSO) that also provides cable and DSL services, the traffic consists of residential and business broadband access for its subscriber base in the Flanders region.

Notable

• Registrants for both announced IPv4 prefixes align with the AS holder, listing Fluvius System Operator CV as the registrant.
• Fluvius is a major Flemish energy distribution system operator that has expanded into telecommunications, managing a significant grid investment portfolio alongside its digital services.
• The inventory consists of one large /19 block and one /24 block, indicating a consolidated address space for its regional operations.

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

Announced prefixes

• 147.12.64.0/19
• 185.29.4.0/24
• 2a01:5c00::/32

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS174 Cogent Communications, LLC
• AS6939 Hurricane Electric LLC
• AS34019 Hivane Association
• AS45049 Mohamed El Bouddunti
• AS6696 VERIXI SA
• AS48185 team.blue NV
• AS3303 Swisscom (Schweiz) AG

Downstream networks

• AS205561 Fluvius System Operator CV

Adjacent networks

• AS205561 Fluvius System Operator CV
• AS3356 Level 3 Parent, LLC
• AS174 Cogent Communications, LLC
• AS35280 F5 Networks SARL
• AS6939 Hurricane Electric LLC
• AS34019 Hivane Association
• AS6696 VERIXI SA
• AS48185 team.blue NV
• AS45049 Mohamed El Bouddunti
• AS3303 Swisscom (Schweiz) AG

Routing security

• RPKI: 3 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-BNIX, AS1221:AS-CUSTOMERS, AS201205:AS-JESSAZH.

Internet exchanges

• Belgian National Internet Exchange — Brussels, Belgium