AS214921 Yisong Wang 🇨🇳 CN
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
0
-
IPv6 prefixes
3
18 × /48
Upstreams
1
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
- AS214921
- Name
- Yisong Wang
- Organisation
- JudgeDuck Research and Development Network
- Country
- 🇨🇳 CN
- RIR
- RIPENCC
- Allocated
- 2024-05-13
- Network type
- Educational/Research
- Scope
- Not Disclosed
- Peering policy
- Open
- IRR as-set
- AS214921:AS-CUSTOMERS
- Website
- https://bgp.judgeduck.net
- PeeringDB
- net/36253
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
3 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2a0e:aa06:500::/44 v6 | RPKI valid | 33 | 3454920473214921 | 2026-09-18 |
| 2a0e:aa06:500::/48 v6 | RPKI valid | 33 | 3454920473214921 | 2026-09-18 |
| 2a0e:aa06:501::/48 v6 | RPKI valid | 33 | 3800120473214921 | 2026-09-18 |