AS397574 TWENTYONE - Twentyone International Inc
🇦🇬ARINassigned
Announced Prefixes (BGP)
2total
1 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)256
Announced (BGP)256
IPv6 Addresses
Allocated (RIR)4.9×10²⁷
Announced (BGP)1.2×10²⁴
Announced Prefixes
(BGP)2|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | ARIN | 2026-10-09 | |
| Valid | ARINOther IRR | 2026-10-09 |
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 66.85.40.0/24 | 🇦🇬 AG | ARIN | allocated |
| 2602:f6b5::/36 | 🇦🇬 AG | ARIN | allocated |
All 2 announced prefixes of AS397574 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS397574 hands its own prefixes to: transit providers, or peers at an exchange.
- AS20473The Constant Company2
ASPA
No ASPA
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 AS397574 should publish an ASPA object
- IPv4 transfers in the ARIN 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/397574Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/397574" | jq