AS5432 PROXIMUS-ISP-AS Proximus NV
🇧🇪Org handle: ORG-BA4-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
84total
81 IPv43 IPv6
IPv4 Addresses
Allocated (RIR)2.9M
Announced (BGP)6.4M
IPv6 Addresses
Allocated (RIR)6.3×10³⁰
Announced (BGP)6.3×10³⁰
Prefix Limit (IPv4)
5,000
Prefix Limit (IPv6)
10
Country
🇧🇪 BERIR
RIPE NCCStatus
allocated
Allocated
1995-10-23
Routing hygiene
Score 10/100 · Low riskRPKI ROA coverage
100%
no RPKI invalid prefixes
IRR route objects
100%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 2/100
- Routes concentrated on one upstream (99% of routes)
Based on 84 announced prefixes, updated daily (2026-10-26). How the score works · RPKI explained
Listed on the threat map (2026-10-26)
Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.
Announced Prefixes
(BGP)84|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | ARIN | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 |
1-10 of 84
1 / 9
Allocated Prefixes
(RIR)48Prefix | Country | RIR | Status |
|---|---|---|---|
| 37.62.0.0/16 | 🇧🇪 BE | RIPENCC | allocated |
| 37.184.0.0/15 | 🇧🇪 BE | RIPENCC | allocated |
| 46.178.0.0/15 | 🇧🇪 BE | RIPENCC | allocated |
| 62.4.128.0/17 | 🇧🇪 BE | RIPE | assigned |
| 62.235.0.0/16 | 🇧🇪 BE | RIPENCC | allocated |
| 80.200.0.0/15 | 🇧🇪 BE | RIPENCC | allocated |
| 80.236.128.0/17 | 🇧🇪 BE | RIPENCC | allocated |
| 81.11.128.0/17 | 🇧🇪 BE | RIPENCC | allocated |
| 81.169.0.0/17 | 🇧🇪 BE | RIPENCC | allocated |
| 81.240.0.0/14 | 🇧🇪 BE | RIPENCC | allocated |
1-10 of 48
1 / 5
All 84 announced prefixes of AS5432 →
Downstream Customers(1)
| ASN | Name |
|---|---|
| AS49935 | 🇧🇪SmartEye SmartEye B.V |
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS5432 hands its own prefixes to: transit providers, or peers at an exchange.
- AS6774ASN BICS Belgacom International Carrier Services84
Downstreams (1)
Networks whose own prefixes AS5432 passes on: usually its customers.
- AS5488Belgacom Proximus NV17
Other adjacent networks (1)
Adjacent to AS5432 in the transit part of AS paths: peers, providers or customers.
- AS3356Level 3 Parent10
Abuse Contact
+31205354444
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/5432Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/5432" | jq