213.203.66.0/23 - BGP Prefix
IPv4RIPEassigned RPKI Valid
CIDR
213.203.66.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇫🇷 France
City
Boulogne-Billancourt
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 currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 213.203.64.0/18 | AS15557 LDCOMNET Societe Francaise Du Radiotelephone - SFR SA | Valid | - | 2026-10-11 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 213.203.67.44/30 | 🇫🇷FR | assigned | |
| 213.203.67.140/30 | 🇫🇷FR | assigned | |
| 213.203.67.164/30 | 🇫🇷FR | assigned | |
| 213.203.67.168/30 | 🇫🇷FR | assigned | |
| 213.203.67.172/30 | 🇫🇷FR | assigned | |
| 213.203.67.192/29 | 🇫🇷FR | assigned | |
| 213.203.67.216/29 | 🇫🇷FR | assigned | |
| 213.203.67.248/30 | 🇫🇷FR | assigned | |
| 213.203.67.252/30 | 🇫🇷FR | assigned |
Transfer History
Registry transfers of 213.203.66.0/23, blocks inside it, or blocks containing it.
- 213.203.64.0/18M&A ·
- 213.203.64.0/18Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 213.203.64.0/18 | SFR SA | Societe Francaise Du Radiotelephone - SFR SA | M&A | |
| 213.203.64.0/18 | Societe Francaise du Radiotelephone S.A. | SFR SA | Transfer |
Related Prefixes
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/213.203.66.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/213.203.66.0/23" | jq
External Links