AS17689 H-IX Hokuden Information Technology,Inc.
Announced Prefixes (BGP)
6total
5 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)5,120
Announced (BGP)9,728
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)7.9×10²⁸
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
5
Allocated
-
Announced Prefixes
(BGP)6|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 | |
| No ROA | Other IRR | 2026-10-10 |
Allocated Prefixes
(RIR)4Prefix | Country | RIR | Status |
|---|---|---|---|
| 27.96.72.0/21 | 🇯🇵 JP | APNIC | allocated |
| 27.96.80.0/22 | 🇯🇵 JP | APNIC | allocated |
| 202.177.32.0/21 | 🇯🇵 JP | APNIC | allocated |
| 2405:7800::/32 | 🇯🇵 JP | APNIC | allocated |
All 6 announced prefixes of AS17689 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS17689 hands its own prefixes to: transit providers, or peers at an exchange.
- AS2497IIJ Internet Initiative Japan6
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 AS17689 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/17689Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/17689" | jq