AS13273 ALTERWAY-OPS Alter Way SAS

ALTERWAY-OPS Alter Way SAS · registered in France

IPv4 addresses27,3926 prefixes · <0.001% of announced IPv4

Rank in France#69largest network in FR by IPv4 space, of 1,375 · 0.04% of FR

Rank worldwide#5,216of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryFrance1,474 ASNs registered there

Open AS13273 in ASN lookup Look up an IP in this network (91.216.209.1) All networks in France

IPv4 prefixes

All 6 prefixes, in address order.

91.216.209.0/24
185.21.152.0/22
185.114.208.0/22
195.54.62.0/23
213.91.0.0/18
213.162.32.0/19

IPv6 prefixes

All 1 prefix.

2a04:1940::/29

Similar-sized networks in France

ASNNameIPv4 addresses

AS29075#66 IELO IELO-LIAZO SERVICES SAS28,160

AS198545#67 FLEXNETWORK-AS FLEX NETWORK SARL28,160

AS31167#68 Axione-AS AXIONE S.A.S.27,904

AS12696#70 AXA-TECH AXA Technology Services France GIE27,392

AS8487#71 PHIBEE Phibee Telecom SAS26,368

AS29169#72 GANDI-AS GANDI SAS26,112

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources