AS131977 JPF-WEB Japan Photo Finish Corporation
Announced Prefixes (BGP)
1total
1 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)512
Announced (BGP)512
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
5
Allocated
-
Announced Prefixes
(BGP)1|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-11 |
Allocated Prefixes
(RIR)1Prefix | Country | RIR | Status |
|---|---|---|---|
| 103.159.140.0/23 | 🇯🇵 JP | APNIC | allocated |
All 1 announced prefix of AS131977 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS131977 hands its own prefixes to: transit providers, or peers at an exchange.
- AS4713OCN NTT DOCOMO BUSINESS1
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 AS131977 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/131977Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/131977" | jq