161.104.80.0/21 - ALPHALINK SASU (AS25540)
CIDR
161.104.80.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇫🇷 France
City
Saint-Jean-de-Braye
RIR
RIPE NCC
Status
assigned
Allocated
1992-06-24
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 161.104.80.0/21 | AS25540 ALPHALINK-AS Alphalink SASU | Valid | RIPE | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 161.104.80.0/21 | AS25540 | /21 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS25540 | RIPE | ALPHALINK-MNT | 2026-04-24 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 161.104.80.0/22 | 🇫🇷FR | assigned | |
| 161.104.84.0/22 | 🇫🇷FR | assigned |
Origin ASN
AS25540
ALPHALINK-AS Alphalink SASU
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/161.104.80.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/161.104.80.0/21" | jq
External Links