AS41157 NINE-IX-BACKBONE-ASN-L3-EDGE-CACHE oui.do/netsys SAS
🇫🇷Org handle: ORG-NNS25-RIPE
RIPE NCCallocatedASPA Published
Announced Prefixes (BGP)
5total
2 IPv43 IPv6
IPv4 Addresses
Allocated (RIR)4,096
Announced (BGP)4,352
IPv6 Addresses
Allocated (RIR)6.3×10²⁹
Announced (BGP)7.1×10²⁹
Routing hygiene
Score 26/100 · Medium riskRPKI ROA coverage
40%
no RPKI invalid prefixes
IRR route objects
80%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
2
diversity 48/100
- 60% of announced prefixes (3 of 5) have no valid ROA
- 20% of announced prefixes (1 of 5) have no IRR route object for this ASN
Based on 5 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained
Announced Prefixes
(BGP)5|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 | |
| No ROA | RIPE | 2026-10-26 | |
| No ROA | RIPE | 2026-10-26 | |
| Valid | RIPE | 2026-10-26 |
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 81.201.176.0/20 | 🇫🇷 FR | RIPENCC | allocated |
| 2a02:2218::/29 | 🇫🇷 FR | RIPENCC | allocated |
All 5 announced prefixes of AS41157 →
BGP Neighbours
(seen in AS paths)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/41157Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/41157" | jq