AS131149 YUANJHEN-AS-TW Yuan-Jhen Info CO., LTD.
Announced Prefixes (BGP)
17total
15 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)6,144
Announced (BGP)10,752
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)8.4×10²⁸
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
10
Allocated
-
Announced Prefixes
(BGP)17|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | APNICOther IRR | 2026-10-11 | |
| Valid | APNIC | 2026-10-11 | |
| Valid | APNIC | 2026-10-11 | |
| Valid | APNIC | 2026-10-11 | |
| Valid | APNIC | 2026-10-11 | |
| Valid | APNIC | 2026-10-11 | |
| Valid | APNICOther IRR | 2026-10-11 | |
| Valid | APNIC | 2026-10-11 | |
| Valid | APNIC | 2026-10-11 | |
| Valid | APNICOther IRR | 2026-10-11 |
1-10 of 17
1 / 2
Allocated Prefixes
(RIR)7Prefix | Country | RIR | Status |
|---|---|---|---|
| 43.254.16.0/22 | 🇹🇼 TW | APNIC | allocated |
| 103.1.220.0/22 | 🇹🇼 TW | APNIC | assigned |
| 103.17.8.0/22 | 🇹🇼 TW | APNIC | allocated |
| 103.123.192.0/22 | 🇹🇼 TW | APNIC | assigned |
| 103.123.196.0/22 | 🇹🇼 TW | APNIC | assigned |
| 202.12.76.0/22 | 🇹🇼 TW | APNIC | assigned |
| 2407:7100::/32 | 🇹🇼 TW | APNIC | allocated |
All 17 announced prefixes of AS131149 →
BGP Neighbours
(seen in AS paths)Upstreams (3)
Networks AS131149 hands its own prefixes to: transit providers, or peers at an exchange.
Downstreams (1)
Networks whose own prefixes AS131149 passes on: usually its customers.
- AS150756FLOPPY TW Floppy1
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 AS131149 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/131149Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/131149" | jq