AS17931 NETFOREST Netforest,Inc.
Announced Prefixes (BGP)
10total
9 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)7,168
Announced (BGP)20,480
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)7.9×10²⁸
Prefix Limit (IPv4)
20
Prefix Limit (IPv6)
5
Allocated
-
Announced Prefixes
(BGP)10|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 | |
| Valid | Other IRR | 2026-10-09 |
Allocated Prefixes
(RIR)4Prefix | Country | RIR | Status |
|---|---|---|---|
| 103.238.236.0/22 | 🇯🇵 JP | APNIC | allocated |
| 202.165.160.0/20 | 🇯🇵 JP | APNIC | allocated |
| 203.191.136.0/21 | 🇯🇵 JP | APNIC | allocated |
| 2402:4700::/32 | 🇯🇵 JP | APNIC | allocated |
All 10 announced prefixes of AS17931 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS17931 hands its own prefixes to: transit providers, or peers at an exchange.
- AS2497Internet Initiative Japan10
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 AS17931 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/17931Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/17931" | jq