AS15557 Societe Francaise Du Radiotelephone - SFR SA: IP Ranges and Network Details

AS15557 is the autonomous system of Societe Francaise Du Radiotelephone - SFR SA. It holds 15,811,072 IPv4 addresses in 174 prefixes plus 7 IPv6 ranges, mainly in France.

By IPv4 addresses the network ranks #26 worldwide and #2 of 1,470 networks in France. That is 18% of the country’s IPv4 space.

The network spreads across 4 countries: France 100%, Réunion 0.10%, United Kingdom 0.00%.

The largest block is 109.0.0.0 to 109.31.255.255 with 2,097,152 addresses, geolocated to Boulogne-Billancourt.

IPv4 addresses: 15,811,072
IPv4 prefixes: 174
World rank: #26
Country share: 18%
IPv6 ranges: 7

Addresses by country

France 100%
Réunion 0.10%
United Kingdom 0.00%
Tunisia 0.00%

Largest blocks

109.0.0.0 Boulogne-Billancourt2,097,152
93.0.0.0 Saint-Denis2,097,152
86.64.0.0 Boulogne-Billancourt1,048,576
79.80.0.0 Paris1,048,576
78.112.0.0 Paris1,048,576
77.192.0.0 Pont-l'Abbé1,048,576
77.144.0.0 Saint-Denis1,048,576
77.128.0.0 Saint-Loup-sur-Semouse589,824

Networks of similar size

AS6167 Verizon Business17,976,320
AS714 Apple Inc.16,915,200
AS31399 Mercedes-Benz Group AG16,805,888
AS4538 China Education and Research Network Center16,287,744
AS209 CenturyLink Communications, LLC15,665,064
AS9318 SK Broadband Co Ltd15,000,064
AS2856 British Telecommunications PLC13,845,504
AS8151 Uninet S.A. de C.V.13,500,928

IPv4 prefixes

Questions and answers

Who owns AS15557?

Autonomous system AS15557 is operated by Societe Francaise Du Radiotelephone - SFR SA.

How many IP addresses does AS15557 have?

The network holds 15,811,072 IPv4 addresses in 174 prefixes, plus 7 IPv6 ranges.

Which country is AS15557 in?

The main country is France, with addresses in 3 more countries.

How big is AS15557?

By IPv4 addresses it ranks #26 worldwide.

What is the largest address block of AS15557?

109.0.0.0 to 109.31.255.255, 2,097,152 addresses.