21vianet Inc.
21vianet(China) Inc.
Cluster stats
| Netblocks | 113 |
| Cluster ID | 191604563 |
| Registry | APNIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 12 shared RIR contact/maintainer handles |
| Registry names | 4 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
113
0 netblocks since 2026-07-05
2026-07-05
peak 113
2026-07-06
IP Ranges (113)
showing 50 of 113 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 58.83.128.0/18 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 58.83.252.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 59.151.32.0/19 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 59.151.70.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 103.168.98.61/32 | 21vianet | PEERINGDB | ASSIGNED | ● high |
| 103.216.40.21/32 | 21vianet | PEERINGDB | ASSIGNED | ● high |
| 103.253.204.0/22 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.128.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.132.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.154.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.178.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.181.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.224.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.224.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.224.0/21 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.226.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.228.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.230.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.231.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.240.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.132.240.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.0.0/17 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.0.0/18 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.16.0/21 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.26.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.28.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.48.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.50.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.54.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.55.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.56.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.63.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.64.0/18 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.64.0/19 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.76.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.79.0/24 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.236.0/22 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.240.0/22 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.240.0/21 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.248.0/22 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.133.252.0/22 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 120.134.0.0/16 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 124.250.0.0/19 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 124.250.0.0/16 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 124.250.0.0/17 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 124.250.6.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 124.250.8.0/21 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 124.250.32.0/19 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 124.250.36.0/23 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
| 124.250.64.0/19 | 21vianet(China) Inc. | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
97.3%
of checked blocks have valid RPKI ROA coverage
(110 of 113)
No discrepancies found among checked blocks.
NIC Handles
AC1601-AP
AS17428
AS17428
AS9308
AS9802
DS95-AP
DS95-AP
MAINT-CNCGROUP-SD
MAINT-CNNIC-AP
MAINT-CNNIC-AP
XL442-AP
YZ2222-AP