AS12566
Societe Francaise Du Radiotelephone - SFR SA
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
About SFR
SFR S.A. is a French telecommunications company.
Network profile
Source: PeeringDB →Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 87.255.128.0/19 | 8.2K |
33.4%
|
Societe Francaise Du Radiotelephone - SFR SA | FR | Provence-Alpes-Côte d'Azur | Avignon |
| 212.23.160.0/19 | 8.2K |
22.9%
|
Societe Francaise Du Radiotelephone - SFR SA | FR | Provence-Alpes-Côte d'Azur | Marseille |
| 95.181.220.0/22 | 1.0K |
1.9%
|
Societe Francaise Du Radiotelephone - SFR SA | FR | Hauts-de-France | Dunkirk |
| 185.39.216.0/22 | 1.0K |
0.0%
|
Societe Francaise Du Radiotelephone - SFR SA | FR | — | — |
| 194.153.88.0/23 | 512 |
53.7%
|
Societe Francaise Du Radiotelephone - SFR SA | FR | — | — |
| 194.153.90.0/24 | 256 |
13.7%
|
Societe Francaise Du Radiotelephone - SFR SA | FR | — | — |
| 194.153.92.0/24 | 256 |
20.3%
|
Societe Francaise Du Radiotelephone - SFR SA | FR | — | — |
| 194.153.97.0/24 | 256 |
7.0%
|
Societe Francaise Du Radiotelephone - SFR SA | FR | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS12566 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 95.181.223.0/24 | 5,478 | 2026-07-23 20:23:53 |
| 194.153.88.0/23 | 4,718 | 2026-07-23 20:24:15 |
| 212.23.180.0/23 | 4,637 | 2026-07-23 20:24:54 |
| 87.255.158.0/23 | 4,636 | 2026-07-23 20:24:54 |
| 87.255.157.0/24 | 4,635 | 2026-07-23 20:24:54 |
| 87.255.146.0/24 | 4,634 | 2026-07-23 20:24:54 |
| 87.255.147.0/24 | 4,625 | 2026-07-23 20:24:54 |
| 87.255.144.0/23 | 4,623 | 2026-07-23 20:24:54 |
| 87.255.142.0/23 | 4,622 | 2026-07-23 20:24:54 |
| 87.255.128.0/19 | 4,547 | 2026-07-23 20:24:15 |
| 87.255.132.0/22 | 4,490 | 2026-07-23 20:24:54 |
| 194.153.90.0/24 | 4,481 | 2026-07-23 20:24:54 |
| 87.255.150.0/24 | 4,475 | 2026-07-23 20:24:54 |
| 87.255.148.0/23 | 4,474 | 2026-07-23 20:24:54 |
| 87.255.130.0/23 | 4,462 | 2026-07-23 20:24:54 |
| 212.23.160.0/19 | 4,456 | 2026-07-23 20:24:15 |
| 194.153.97.0/24 | 4,454 | 2026-07-23 20:24:54 |
| 95.181.221.0/24 | 4,447 | 2026-07-23 20:24:54 |
| 194.153.89.0/24 | 4,436 | 2026-07-23 20:24:54 |
| 194.153.92.0/24 | 4,433 | 2026-07-23 20:24:15 |
| 95.181.220.0/22 | 4,407 | 2026-07-23 20:24:54 |
| 212.23.182.0/24 | 4,394 | 2026-07-23 20:24:54 |
| 212.23.160.0/23 | 4,382 | 2026-07-23 20:24:54 |
| 87.255.154.0/24 | 4,375 | 2026-07-23 20:24:54 |
| 87.255.152.0/23 | 4,368 | 2026-07-23 20:24:54 |
| 185.39.216.0/22 | 4,354 | 2026-07-23 20:24:54 |
| 95.181.220.0/24 | 4,348 | 2026-07-23 20:24:15 |
Frequently Asked Questions
What is AS12566?
AS12566 is an Autonomous System Number assigned to Societe Francaise Du Radiotelephone - SFR SA. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS12566 announce?
AS12566 announces 19.7K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in France.
Who operates AS12566?
AS12566 is operated by Societe Francaise Du Radiotelephone - SFR SA. The organization is based in France. You can view all IP ranges and related ASNs on the organization page.
What country is AS12566 registered in?
AS12566 is registered in France. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
