42.245.228.0/22
🇨🇳IPv4APNICassignedNo ROA
CIDR
42.245.228.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 42.245.0.0/16 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/31/2026 |
| 42.245.192.0/18 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/31/2026 |
| 42.245.192.0/18 | AS133111CNT-northChina - CERNET New Technology Co., Ltd | No ROA | — | 5/31/2026 |
| 42.245.231.0/24 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/31/2026 |
| 42.245.231.0/24 | AS134169CERNEWTECHRES-AS-CN - CERNEWTECH (Beijing) co.,LTD | No ROA | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/42.245.228.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/42.245.228.0/22" | jq
External Links