240c:c0a9:1b00::/40 - CERNET New Technology (AS133111)
CIDR
240c:c0a9:1b00::/40
IP Version
IPv6
Addresses
309.4Y
Mask
/40
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 240c:c0a9:1b00::/40 | AS133111 CNT-northChina - CERNET New Technology Co., Ltd | No ROA | - | 2026-10-27 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 240c:c000::/20 | AS23910 CNGI-CERNET2-AS-AP - China Next Generation Internet CERNET2 | No ROA | - | 2026-10-27 |
| 240c:c000::/21 | AS4538 ERX-CERNET-BKB - China Education and Research Network Center | No ROA | - | 2026-10-27 |
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/240c:c0a9:1b00::/40Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/240c:c0a9:1b00::/40" | jq
External Links