AS202820 CHIN-JEN Chih-Jen CHENG
🇹🇼Org handle: ORG-CC983-RIPE
RIPE NCCallocated
Announced Prefixes (BGP)
1total
0 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)0
Announced (BGP)0
IPv6 Addresses
Allocated (RIR)2.4×10²⁴
Announced (BGP)1.2×10²⁴
Routing hygiene
Score 10/100 · Low riskRPKI ROA coverage
100%
no RPKI invalid prefixes
IRR route objects
100%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
1
diversity 0/100
- Only one upstream seen in the AS paths of its routes
Based on 1 announced prefix, updated daily (2026-10-21). How the score works · RPKI explained
Announced Prefixes
(BGP)1|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | APNICOther IRR | 2026-10-24 |
Allocated Prefixes
(RIR)2Prefix | Country | RIR | Status |
|---|---|---|---|
| 2400:70e0:bad::/48 | 🇹🇼 TW | APNIC | assigned |
| 2a0f:5707:ffe1::/48 | 🇹🇼 TW | RIPE | assigned |
All 1 announced prefix of AS202820 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS202820 hands its own prefixes to: transit providers, or peers at an exchange.
- AS6939Hurricane Electric1
ASPA
No ASPA
Abuse Contact
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 AS202820 should publish an ASPA object
- IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/202820Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/202820" | jq