$ query “AS35661” --type=asn → 1 result(s)
AS35661 · VIRTUASYS-EU
VIRTUA SYSTEMS SAS
AS35661 belongs to VIRTUA SYSTEMS SAS and is a mid-size transit provider, based in France since 2019. The system announces 6 912 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to France, with additional presence in the United States and Germany, and smaller footprints in 5 additional countries. Prefix announcements for this AS were recently updated.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇫🇷 France
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- January 21, 2019
- Last Changed
- March 04, 2026
- Last Seen
- June 22, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 27 / 11
- IPv6 Prefixes (raw / aggregated)
- 12 / 5
- IPv4 Addresses
- 6 912
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /31
- Geolocated Countries
- 🇫🇷 France (3 072 IPs), 🇺🇸 United States (2 048 IPs), 🇩🇪 Germany (1 536 IPs) and 5 more
- Prefix Changed
- June 20, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 5 upstreams providing transit
- Peers
- 73 networks exchanging traffic without transit
- Downstream Customers
- 51 downstreams buying transit
- Unclassified
- 47 unclassified BGP neighbors
- Degree
- 176 unique BGP neighbors
- Reach
- 53 networks in customer cone
Upstream Providers (5)
Prefix Lists
IPv4 Prefixes (27 total)
- 45.157.116.0/22 (1 024 addresses (/22 prefix))
- 84.75.12.0/22 (1 024 addresses (/22 prefix))
- 84.75.20.0/22 (1 024 addresses (/22 prefix))
- 185.10.16.0/22 (1 024 addresses (/22 prefix))
- 185.154.152.0/22 (1 024 addresses (/22 prefix))
- 51.241.160.0/23 (512 addresses (/23 prefix))
- 64.204.177.0/24 (256 addresses (/24 prefix))
- 185.234.100.0/24 (256 addresses (/24 prefix))
- 188.214.24.0/24 (256 addresses (/24 prefix))
- 194.147.105.0/24 (256 addresses (/24 prefix))
- 194.147.109.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (12 total)
- 2a07:8dc0::/31
- 2a0d:e680::/32
- 2602:f72e:800::/37
- 2a14:7583:5a00::/40
- 2a13:9500:187::/48