AS131976 JPNAP-WEST INTERNET MULTIFEED CO.
Announced Prefixes (BGP)
4total
2 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)256
Announced (BGP)512
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)8.4×10²⁸
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
10
Allocated
-
Announced Prefixes
(BGP)4|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | Other IRR | 2026-10-11 | |
| Valid | Other IRR | 2026-10-11 | |
| Valid | Other IRR | 2026-10-11 | |
| Valid | Other IRR | 2026-10-11 |
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 218.100.45.0/24 | 🇯🇵 JP | APNIC | assigned |
| 2406:e240::/32 | 🇯🇵 JP | APNIC | allocated |
All 4 announced prefixes of AS131976 →
BGP Neighbours
(seen in AS paths)Upstreams (2)
Networks AS131976 hands its own prefixes to: transit providers, or peers at an exchange.
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 AS131976 should publish an ASPA object
- IPv4 transfer marketTransfers published by all five RIRs
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/131976Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/131976" | jq