AS18268 JANIS Naganoken Kyodou Densan Co.Ltd.
Announced Prefixes (BGP)
10total
9 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)131,584
Announced (BGP)198,144
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)7.9×10²⁸
Prefix Limit (IPv4)
200
Prefix Limit (IPv6)
5
Allocated
-
Announced Prefixes
(BGP)10|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | Other IRR | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 | |
| Valid | - | 2026-10-10 |
Allocated Prefixes
(RIR)5Prefix | Country | RIR | Status |
|---|---|---|---|
| 103.142.6.0/23 | 🇯🇵 JP | APNIC | allocated |
| 220.254.0.0/16 | 🇯🇵 JP | APNIC | assigned |
| 220.254.0.0/17 | 🇯🇵 JP | APNIC | allocated |
| 220.254.128.0/17 | 🇯🇵 JP | APNIC | allocated |
| 2403:3200::/32 | 🇯🇵 JP | APNIC | allocated |
All 10 announced prefixes of AS18268 →
BGP Neighbours
(seen in AS paths)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 AS18268 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/18268Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/18268" | jq