AS199541 — EUROCONTROL-AS EUROCONTROL, the European Organisation for the Safety of Air Navigation

AS199541 announces 25 IPv4 prefixes covering 76,544 addresses and 0 IPv6 prefixes.

About this network

EUROCONTROL-AS is operated by EUROCONTROL, the European Organisation for the Safety of Air Navigation.

What it's used for

• The address space carries internal corporate infrastructure, evidenced by netnames such as EUROCONTROL-147-19616 and EUROCONTROL-153-9816 across all registered prefixes.
• The AS announces 76,544 IPv4 addresses across 25 prefixes with a single observed neighbour, indicating a closed internal network rather than a transit or access provider.
• Traffic consists of internal systems supporting pan-European air traffic management, including web endpoints and API services for aviation safety and coordination.

Notable

• All registrants align with the announcer, listing "EUROCONTROL, the European Organisation for the Safety of Air Navigation" and "EUROCONTROL LIR TEC Admin Role" for every prefix.
• The inventory is finely subdivided into 25 prefixes, including a large /16 block and numerous /24s, reflecting site-by-site segmentation of a corporate estate.
• No IPv6 prefixes are announced, and the address space is entirely located in Belgium.

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

Announced prefixes

• 147.196.0.0/16
• 153.98.1.0/24
• 153.98.5.0/24
• 153.98.9.0/24
• 153.98.13.0/24
• 153.98.36.0/23
• 153.98.68.0/24
• 153.98.70.0/23
• 153.98.83.0/24
• 153.98.100.0/24
• 153.98.105.0/24
• 153.98.106.0/23
• 153.98.108.0/22
• 153.98.112.0/21
• 153.98.120.0/22
• 192.70.89.0/24
• 192.70.90.0/24
• 192.93.20.0/22
• 193.58.19.0/24
• 193.58.21.0/24
• 193.58.31.0/24
• 193.221.2.0/24
• 193.221.14.0/24
• 193.221.170.0/24
• 193.221.181.0/24

Upstream networks

• AS5400 British Telecommunications Limited

Adjacent networks

• AS5400 British Telecommunications Limited

Routing security

• RPKI: 41 valid, 0 invalid and 0 not-found announcements; 41 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 53 route objects.
• Listed in as-sets: AS-BT-BE, AS-BT-FR, AS-BT-LU, AS-BT-NL.