$ query “AS43366” --type=asn → 1 result(s)
AS43366 — OSSO
OSSO B.V.
AS43366 is a mid-size transit provider run by OSSO B.V., registered in the Netherlands since 2007. The network announces 9 728 IPv4 addresses. Supports IPv6.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇳🇱 Netherlands
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- July 20, 2007
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 8 / 8
- IPv6 Prefixes (raw / aggregated)
- 3 / 3
- IPv4 Addresses
- 9 728
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇳🇱 NL (16 IPs), 🇬🇧 GB (1 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 9 728 total (0.01%)
Connectivity Summary
- Upstream Providers
- 2 upstream autonomous systems providing transit
- Peers
- 95 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 11 downstream autonomous systems buying transit
- Degree
- 110 unique BGP neighbors (providers + customers + peers)
- Reach
- 15 — customer cone size measuring network influence
- Degree Rank
- #1 368
- Reach Rank
- #2 619
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (8 total)
- 217.21.192.0/20 (4 096 addresses)
- 185.12.144.0/22 (1 024 addresses)
- 185.37.124.0/22 (1 024 addresses)
- 185.79.8.0/22 (1 024 addresses)
- 185.159.136.0/22 (1 024 addresses)
- 91.194.224.0/23 (512 addresses)
- 195.28.22.0/23 (512 addresses)
- 195.88.160.0/23 (512 addresses)
IPv6 Prefixes (3 total)
- 2a05:6c80::/29
- 2a07:b440::/29
- 2a00:8080::/32