AS209377 4Consult B.V. 🇳🇱 NL
Announcing 13 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
1,280 (5 × /24)
IPv6 prefixes
11
8 × /32
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS209377
- Name
- 4Consult B.V.
- Organisation
- 4Consult B.V.
- Country
- 🇳🇱 NL
- RIR
- RIPENCC
- Allocated
- 2019-02-20
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
13 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 152.89.4.0/22 v4 | RPKI valid | 42 | 3772124785209377 | 2026-09-18 |
| 152.89.4.0/24 v4 | RPKI valid | 42 | 3772124785209377 | 2026-09-18 |
| 2a09:2c40::/29 v6 | RPKI valid | 34 | 3772141960209377 | 2026-09-18 |
| 2a09:2c40:a::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:b::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:c::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:d::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:e::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:f::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:10::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:11::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:12::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |
| 2a09:2c40:13::/48 v6 | RPKI valid | 34 | 20409241960209377 | 2026-09-18 |