210.77.64.0/19 - Computer Network Information Center Of Chinese Academy Of Sciences (CNIC CAS) (AS7497)
IPv4APNICallocatedAS7497CSTNET-AS-AP - Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) RPKI Valid
CIDR
210.77.64.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
allocated
Allocated
1998-08-11
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.77.64.0/19 | AS7497 CSTNET-AS-AP - Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) | Valid | APNICOther IRR | 2026-10-12 |
More-Specific Announcements
19 more-specific announcementsOrigin ASN
AS7497
CSTNET-AS-AP - Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
Related Prefixes
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/210.77.64.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/210.77.64.0/19" | jq
External Links