AS203135 CTNET CTNET B.V.
🇳🇱Org handle: ORG-CB270-RIPE
RIPE NCCallocatedASPA Published
Announced Prefixes (BGP)
3total
2 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)512
Announced (BGP)512
IPv6 Addresses
Allocated (RIR)6.3×10²⁹
Announced (BGP)6.3×10²⁹
Announced Prefixes
(BGP)3|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 | |
| Valid | RIPE | 2026-10-09 |
Allocated Prefixes
(RIR)3Prefix | Country | RIR | Status |
|---|---|---|---|
| 185.45.148.0/24 | 🇳🇱 NL | RIPENCC | allocated |
| 193.189.89.0/24 | 🇳🇱 NL | RIPENCC | allocated |
| 2a13:bdc0::/29 | 🇳🇱 NL | RIPENCC | allocated |
All 3 announced prefixes of AS203135 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS203135 hands its own prefixes to: transit providers, or peers at an exchange.
- AS43366OSSO B.V3
Abuse Contact
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/203135Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/203135" | jq