AS18097 DCN D.C.N. Corporation
Announced Prefixes (BGP)
20total
19 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)8,192
Announced (BGP)19,968
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)7.9×10²⁸
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
5
Allocated
-
Announced Prefixes
(BGP)20|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | Other IRR | 2026-10-11 | |
| No ROA | - | 2026-10-11 |
1-10 of 20
1 / 2
Allocated Prefixes
(RIR)8Prefix | Country | RIR | Status |
|---|---|---|---|
| 27.109.120.0/22 | 🇯🇵 JP | APNIC | allocated |
| 45.113.172.0/22 | 🇯🇵 JP | APNIC | allocated |
| 103.36.140.0/22 | 🇯🇵 JP | APNIC | allocated |
| 103.53.96.0/22 | 🇯🇵 JP | APNIC | allocated |
| 103.83.24.0/22 | 🇯🇵 JP | APNIC | allocated |
| 119.15.144.0/21 | 🇯🇵 JP | APNIC | allocated |
| 123.108.84.0/22 | 🇯🇵 JP | APNIC | allocated |
| 2402:c400::/32 | 🇯🇵 JP | APNIC | allocated |
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 AS18097 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/18097Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/18097" | jq