AS203428 IT4U-AS IT4U Sweden AB
🇸🇪Org handle: ORG-ISA146-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
6total
6 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)1,536
Announced (BGP)1,536
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Announced Prefixes
(BGP)6|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 | |
| Valid | RIPE | 2026-10-11 |
Allocated Prefixes
(RIR)6Prefix | Country | RIR | Status |
|---|---|---|---|
| 81.8.150.0/24 | 🇸🇪 SE | RIPE | assigned |
| 81.8.151.0/24 | 🇸🇪 SE | RIPE | assigned |
| 81.8.152.0/24 | 🇸🇪 SE | RIPE | assigned |
| 81.8.153.0/24 | 🇸🇪 SE | RIPE | assigned |
| 81.8.154.0/24 | 🇸🇪 SE | RIPE | assigned |
| 81.8.155.0/24 | 🇸🇪 SE | RIPE | assigned |
All 6 announced prefixes of AS203428 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS203428 hands its own prefixes to: transit providers, or peers at an exchange.
- AS5763084GRAMS 84 Grams AB6
ASPA
No ASPA
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
- ASPA explainedWhy AS203428 should publish an ASPA object
- 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/203428Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/203428" | jq