AS397640 AS-CORESCI - Core Scientific, Inc.
🇺🇸ARINassignedASPA Published
Announced Prefixes (BGP)
1total
1 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)512
Announced (BGP)256
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Announced Prefixes
(BGP)1|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | Other IRR | - |
Allocated Prefixes
(RIR)1Prefix | Country | RIR | Status |
|---|---|---|---|
| 161.199.56.0/23 | 🇺🇸 US | ARIN | allocated |
All 1 announced prefix of AS397640 →
Upstream Providers(1)
| ASN | Name |
|---|---|
| AS174 | 🇺🇸COGENT-174 - Cogent Communications, LLC |
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS397640 hands its own prefixes to: transit providers, or peers at an exchange.
- AS174Cogent Communications1
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 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/397640Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/397640" | jq