AS43861 Circle B B.V. 🇳🇱 NL
Announcing 6 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,536 (6 × /24)
IPv6 prefixes
2
1 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it
Registry and operator data
- AS number
- AS43861
- Name
- Circle B B.V.
- Organisation
- Circle B
- Country
- 🇳🇱 NL
- RIR
- RIPENCC
- Allocated
- 2016-12-20
- Network type
- NSP
- Traffic levels
- 50-100Gbps
- Scope
- Not Disclosed
- Peering policy
- Open
- IRR as-set
- RIPE::AS-CIRCLEB
- Website
- https://circleb.eu
- PeeringDB
- net/12171
- Facilities
- 3
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
6 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 45.134.176.0/23 v4 | RPKI valid | 40 | 38001822043861 | 2026-09-18 |
| 45.134.178.0/23 v4 | RPKI valid | 40 | 38001822043861 | 2026-09-18 |
| 91.199.227.0/24 v4 | RPKI valid | 40 | 38001822043861 | 2026-09-18 |
| 185.125.242.0/24 v4 | RPKI valid | 40 | 38001822043861 | 2026-09-18 |
| 2001:678:348::/48 v6 | RPKI valid | 32 | 38001822043861 | 2026-09-18 |
| 2a13:acc0::/32 v6 | RPKI valid | 32 | 38001822043861 | 2026-09-18 |