Hangzhou YouYun Technology Co., Ltd.
BGP inherited
Cluster stats
| Netblocks | 8 |
| All fragments | 13,865 blocks across 4,526 clusters |
| Cluster ID | 191596767 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 1 shared RIR contact/maintainer handle |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
8
0 netblocks since 2026-07-05
2026-07-05
peak 8
2026-07-06
IP Ranges (8)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 103.105.220.0/22 | Hangzhou YouYun Technology Co., Ltd. | BGP | ANNOUNCED | ● high |
| 103.105.220.0/23 | Hangzhou YouYun Technology Co., Ltd. | BGP | ANNOUNCED | ● high |
| 103.105.222.0/23 | Hangzhou YouYun Technology Co., Ltd. | BGP | ANNOUNCED | ● high |
| 180.178.208.0/20 | Hangzhou YouYun Technology Co., Ltd. | BGP | ANNOUNCED | ● high |
| 180.178.224.0/21 | Hangzhou YouYun Technology Co., Ltd. | BGP | ANNOUNCED | ● high |
| 180.178.232.0/22 | Hangzhou YouYun Technology Co., Ltd. | BGP | ANNOUNCED | ● high |
| 180.178.248.0/22 | Hangzhou YouYun Technology Co., Ltd. | BGP | ANNOUNCED | ● high |
| 2401:d920::/48 | Hangzhou YouYun Technology Co., Ltd. | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(8 of 8)
No discrepancies found among checked blocks.
NIC Handles
AS63718