210.72.0.0/17
🇨🇳CIDR
210.72.0.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
allocated
Allocated
5/1/1997
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.72.0.0/17 | AS7497CSTNET-AS-AP - Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | No ROA | APNICRADB | 5/31/2026 |
Covering Prefix
31 less-specific announcementsOrigin ASN
AS7497
CSTNET-AS-AP - Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
Geolocation
API
Open https://api.ipctl.io/v1/prefix/210.72.0.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/210.72.0.0/17" | jq
External Links