81.163.64.0/21 - BGP Prefix
IPv4RIPE NCCallocated
CIDR
81.163.64.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇷🇺 Russia
City
Belorechensk
RIR
RIPE NCC
Status
allocated
Allocated
2011-08-25
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.163.64.0/24 | 🇷🇺RU | assigned | |
| 81.163.65.0/24 | 🇷🇺RU | assigned | |
| 81.163.66.0/24 | 🇷🇺RU | assigned | |
| 81.163.67.0/24 | 🇷🇺RU | assigned | |
| 81.163.68.0/24 | 🇷🇺RU | assigned | |
| 81.163.69.0/24 | 🇷🇺RU | assigned | |
| 81.163.70.0/24 | 🇷🇺RU | assigned | |
| 81.163.71.0/24 | 🇷🇺RU | assigned |
Transfer History
Registry transfers of 81.163.64.0/21, blocks inside it, or blocks containing it.
- 81.163.64.0/21Transfer ·
- 81.163.64.0/21M&A ·
- 81.163.64.0/21Transfer ·
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/81.163.64.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.163.64.0/21" | jq
External Links