91.143.192.0/20 - ASN WELCOMEITALIA Vianova S.P.A (AS21056)
CIDR
91.143.192.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇮🇹 Italy
City
Montramito
RIR
RIPE NCC
Status
allocated
Allocated
2006-11-06
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 91.143.192.0/20 | AS21056 ASN-WELCOMEITALIA Vianova S.p.A | Valid | RIPE | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 91.143.192.0/20 | AS21056 | /32 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS21056 | RIPE | WELCOME-ITALIA-MNT | 2014-09-05 |
More Specific Prefixes
Origin ASN
AS21056
ASN-WELCOMEITALIA Vianova S.p.A
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/91.143.192.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/91.143.192.0/20" | jq
External Links