AS142650 AS142650-1 - China Education and Research Network (CERNET)
🇨🇳Org handle: A91E5D61
APNICallocated
Announced Prefixes (BGP)
1total
0 IPv41 IPv6
IPv4 Addresses
Allocated (RIR)0
Announced (BGP)0
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)7.9×10²⁸
Routing hygiene
Score 25/100 · Medium riskRPKI ROA coverage
100%
no RPKI invalid prefixes
IRR route objects
0%
no origin mismatches
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
1
diversity 0/100
- 100% of announced prefixes (1 of 1) have no IRR route object for this ASN
- Only one upstream seen in the AS paths of its routes
Based on 1 announced prefix, updated daily (2026-10-23). How the score works · RPKI explained
Announced Prefixes
(BGP)1|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
240a:a000::/32MOAS | Valid | - | 2026-10-24 |
Allocated Prefixes
(RIR)1Prefix | Country | RIR | Status |
|---|---|---|---|
| 240a:a000::/32 | 🇨🇳 CN | APNIC | assigned |
All 1 announced prefix of AS142650 →
Downstream Customers(1)
| ASN | Name |
|---|---|
| AS209300 | 🇨🇳TWD2-NET Wende Tan |
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS142650 hands its own prefixes to: transit providers, or peers at an exchange.
- AS38255China Education And Research Network (CERNET)1
Downstreams (1)
Networks whose own prefixes AS142650 passes on: usually its customers.
- AS209300TWD2 NET Wende Tan1
Other adjacent networks (1)
Adjacent to AS142650 in the transit part of AS paths: peers, providers or customers.
- AS142651China Education And Research Network (CERNET)1
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
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the APNIC 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/142650Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/142650" | jq