AS213876 Qiyuan Chen 🇨🇳 CN
Announcing 6 prefixes, seen at the RIS collectors.
IPv4 prefixes
1
256 (1 × /24)
IPv6 prefixes
5
305 × /48
Upstreams
4
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS213876
- Name
- Qiyuan Chen
- Organisation
- Qiyuan Chen
- Country
- 🇨🇳 CN
- RIR
- RIPENCC
- Allocated
- 2026-02-25
- Network type
- Educational/Research
- Traffic levels
- 1-5Gbps
- Scope
- Global
- Peering policy
- Open
- Website
- https://langya.io
- PeeringDB
- net/41729
- Exchanges
- 2
- Facilities
- 1
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
6 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 188.220.41.0/24 v4 | RPKI valid | 11 | 2448217433213876 | 2026-09-18 |
| 2602:f92a:a462::/48 v6 | RPKI valid | 34 | 2448214022744324213876 | 2026-09-18 |
| 2a0f:1cc5:2000::/40 v6 | RPKI valid | 40 | 34927199310213876 | 2026-09-18 |
| 2a0f:1cc5:2000::/44 v6 | RPKI valid | 38 | 34549202782199310213876 | 2026-09-18 |
| 2a0f:1cc5:2010::/44 v6 | RPKI valid | 36 | 38001137409213876 | 2026-09-18 |
| 2a0f:1cc5:2020::/44 v6 | RPKI valid | 37 | 2448217433213876 | 2026-09-18 |