211.95.48.0/21 - China Unicom Shanghai Network (AS17621)
CIDR
211.95.48.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Beijing
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 211.95.48.0/21 | AS17621 CNCGROUP-SH - China Unicom Shanghai network | Valid | Other IRR | 2026-10-12 |
Related Announcements
1 less-specific, 7 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 211.95.0.0/17 | AS17621 CNCGROUP-SH - China Unicom Shanghai network | Valid | - | 2026-10-12 |
| 211.95.48.0/24 | AS17621 CNCGROUP-SH - China Unicom Shanghai network | Valid | - | 2026-10-12 |
| 211.95.49.0/24 | AS17621 CNCGROUP-SH - China Unicom Shanghai network | Valid | - | 2026-10-12 |
| 211.95.51.0/24 | AS17621 CNCGROUP-SH - China Unicom Shanghai network | Valid | - | 2026-10-12 |
| 211.95.52.0/24 | AS17621 CNCGROUP-SH - China Unicom Shanghai network | Valid | - | 2026-10-12 |
| 211.95.53.0/24 | AS17621 CNCGROUP-SH - China Unicom Shanghai network | Valid | - | 2026-10-12 |
| 211.95.54.0/24 | AS138421 CU-CN-AS - China Unicom | Valid | - | 2026-10-12 |
| 211.95.55.0/24 | AS138421 CU-CN-AS - China Unicom | Valid | - | 2026-10-12 |
Related Prefixes
More prefixes of AS17621
All prefixes of AS17621 →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/211.95.48.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/211.95.48.0/21" | jq
External Links