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AS51588
AS51588 SESAN SESAN SERVICE NUMERIQUE DE SANTE GCS
SESAN SESAN SERVICE NUMERIQUE DE SANTE GCS · registered in France
IPv4 addresses 1,024 1 prefixes · <0.001% of announced IPv4
Rank in France #571 largest network in FR by IPv4 space, of 1,375 · <0.01% of FR
Rank worldwide #29,794 of 79,396 networks with IPv4
IPv6 8 x /32 (524,288 x /48) 1 prefixes
Country France 1,474 ASNs registered there
IPv4 prefixes
All 1 prefix, in address order.
IPv6 prefixes
All 1 prefix.
Similar-sized networks in France
ASN Name IPv4 addresses
AS47455 #568 CYBERTESTSYSTEMS-AS Cyber Test Systems SAS1,024
AS49688 #569 JOHNBERRY John Berry1,024
AS51220 #570 PINPINTEL ARTHUR FERNANDEZ1,024
AS62038 #573 AS-FIBRA Orne THD SPL1,024
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