SFR

Fiber Provider · France

AS15557

ASN

Up

Avg Speed

3

Major Cities

Fiber

Connection

Network Overview

SFR is a fiber internet service provider based in France with Over 17 million subscribers. Their network operates under AS15557.

They primarily serve users in Paris, Marseille, Lyon, with average speeds of Up to 8 Gbps FTTH.

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VPN & Proxy Detection

Moderate; major French ISP

IP addresses from SFR may be flagged by IP intelligence databases if they are associated with VPN exit nodes, data center hosting, or proxy services.

Primary Service Areas

Frequently Asked Questions

What is SFR's ASN number?

SFR's ASN is AS15557. ASNs identify networks on the internet for routing purposes.

How many users does SFR have?

SFR has Over 17 million subscribers. They primarily serve users in Paris, Marseille, Lyon.

What are SFR's average internet speeds?

SFR offers average speeds of Up to 8 Gbps FTTH. Actual speeds may vary by location and plan.

What is the VPN detection rate for SFR?

Moderate; major French ISP

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Data Accuracy Note: ISP data verified as of March 2026. Subscriber counts are estimates. Report an error