AS57633 TERANET2 Celeste SAS

TERANET2 Celeste SAS · registered in France

IPv4 addresses10,2405 prefixes · <0.001% of announced IPv4

Rank in France#142largest network in FR by IPv4 space, of 1,375 · 0.01% of FR

Rank worldwide#9,058of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryFrance1,474 ASNs registered there

Open AS57633 in ASN lookup Look up an IP in this network (37.25.72.1) All networks in France

IPv4 prefixes

All 5 prefixes, in address order.

37.25.72.0/21
46.182.208.0/21
77.240.192.0/20
185.79.220.0/22
195.49.132.0/22

Similar-sized networks in France

ASNNameIPv4 addresses

AS209523#139 HOPUS-SERVICES HOPUS SAS10,240

AS20917#140 FIDUCIAL-CLOUD-AS FIDUCIAL CLOUD SASU10,240

AS34510#141 AFONE-AS Noelse France SAS10,240

AS211124#143 CGI-UK-AS CGI France SAS9,984

AS35661#144 VIRTUASYS-EU VIRTUA SYSTEMS SAS9,728

AS43424#145 MAGICRETAIL SQUARK SARL9,472

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