82.163.168.0/21 - (AS51737)
CIDR
82.163.168.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇭🇰 Hong Kong
City
Hong Kong
RIR
RIPE NCC
Status
allocated
Allocated
2003-07-25
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
8 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 82.163.168.0/22 | AS49304 SAKURA-AS SAKURA LINK LIMITED | Valid | - | 2026-10-12 |
| 82.163.168.0/23 | AS49304 SAKURA-AS SAKURA LINK LIMITED | Valid | - | 2026-10-12 |
| 82.163.168.0/24 | AS49304 SAKURA-AS SAKURA LINK LIMITED | Valid | - | 2026-10-12 |
| 82.163.169.0/24 | AS49304 SAKURA-AS SAKURA LINK LIMITED | Valid | - | 2026-10-12 |
| 82.163.170.0/23 | AS49304 SAKURA-AS SAKURA LINK LIMITED | Valid | - | 2026-10-12 |
| 82.163.170.0/24 | AS49304 SAKURA-AS SAKURA LINK LIMITED | Valid | - | 2026-10-12 |
| 82.163.171.0/24 | AS49304 SAKURA-AS SAKURA LINK LIMITED | Valid | - | 2026-10-12 |
| 82.163.172.0/22 | AS2914 NTT-DATA-2914 - NTT America, Inc. | Invalid | - | 2026-10-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 82.163.168.0/22 | AS49304 | 🇪🇺EU | assigned |
| 82.163.172.0/22 | AS2914 | 🇺🇸US | assigned |
Transfer History
Registry transfers of 82.163.168.0/21, blocks inside it, or blocks containing it.
- 82.163.168.0/21Transfer ·
Origin ASN
AS51737
Related Prefixes
Geolocation
Abuse Contact
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/82.163.168.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/82.163.168.0/21" | jq
External Links