217.171.72.0/21 - BGP Prefix
IPv4RIPEassignedNo ROA
CIDR
217.171.72.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇮🇹 Italy
City
Naro
RIR
RIPE
Status
assigned
Allocated
-
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
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 217.171.72.0/22 | AS1267 ASN-WINDTRE WIND TRE S.P.A. | No ROA | - | 2026-10-11 |
| 217.171.76.0/22 | AS1267 ASN-WINDTRE WIND TRE S.P.A. | No ROA | - | 2026-10-11 |
Transfer History
Registry transfers of 217.171.72.0/21, blocks inside it, or blocks containing it.
- 217.171.64.0/20M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 217.171.64.0/20 | PostePay S.p.A. | Poste Italiane S.p.A. | M&A |
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/217.171.72.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/217.171.72.0/21" | jq
External Links