Data as of Nov 15, 2026
81.1.8.0/24
No anonymizer space · no proxy exits in 30 daysSociete Francaise Du Radiotelephone - SFR SA
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 188 | 73% | 18 | |
| Residential | 68 | 27% | 4 |
Network & registry
Announced by
Covering announcement 81.1.0.0/18
- Prefix
- 81.1.0.0/18
- Announced by
- AS15557 Societe Francaise Du Radiotelephone - SFR SA
- Type
- Residential
- Proxy exits
- 15
- Always-on exits
- 1
- RPKI
- RPKI valid
- Netname
- FR-SFR-20011224
- Registrant
- Societe Francaise Du Radiotelephone - SFR SA
- RIR
- RIPE NCC
Origin network
AS15557
FR
- Name
- Societe Francaise Du Radiotelephone - SFR SA
- Type
- Internet provider
- Registered
- Aug 3, 2000
- Domain
- sfr.fr
- Website
- alticefrance.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 81.1.0.0/18
81.1.0.0/18
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 81.1.0.0/18 | AS15557 | /24 | RIPE | RPKI valid |
| 81.1.0.0/18 | AS198949 | /24 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 81.
1. 0. 0/ 18 - Netname
- FR-SFR-20011224
- Registrant
- Societe Francaise Du Radiotelephone - SFR SA
- Registrant country
- FR
- Organization
- Societe Francaise Du Radiotelephone - SFR SA (ORG-VF1-RIPE)
- Org country
- FR
- Type
- ALLOCATED PA
- Created
- Aug 19, 2002
- Updated
- Nov 10, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- FR
- Delegated
- Dec 24, 2001
- Status
- assigned
Report abuse
Abuse contact
- abuse@
gaoland. net - Name
- Abuse-C Role
- Handle
- AR15368-RIPE