101.251.192.0/21
🇨🇳IPv4APNICannouncedMOASNo ROA
CIDR
101.251.192.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
2 of 2 routesMOAS - 2 origin ASNs
RPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 101.251.192.0/21 | AS23724CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation | No ROA | RADB | 6/1/2026 |
| 101.251.192.0/21 | AS56048CMNET-BEIJING-AP - China Mobile Communicaitons Corporation | No ROA | RADB | 6/1/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 101.251.192.0/19 | AS23724CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation | No ROA | — | 6/1/2026 |
| 101.251.196.0/22 | AS4808CHINA169-BJ - China Unicom Beijing Province Network | No ROA | — | 6/1/2026 |
| 101.251.192.0/23 | AS4808CHINA169-BJ - China Unicom Beijing Province Network | No ROA | — | 6/1/2026 |
| 101.251.194.0/24 | AS4808CHINA169-BJ - China Unicom Beijing Province Network | No ROA | — | 6/1/2026 |
| 101.251.195.0/24 | AS23724CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation | No ROA | — | 6/1/2026 |
| 101.251.195.0/24 | AS56048CMNET-BEIJING-AP - China Mobile Communicaitons Corporation | No ROA | — | 6/1/2026 |
Origin ASNs (2)
AS23724MOAS
CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation
AS56048MOAS
CMNET-BEIJING-AP - China Mobile Communicaitons Corporation
Geolocation
API
Open https://api.ipctl.io/v1/prefix/101.251.192.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/101.251.192.0/21" | jq
External Links