AS272996 SINCERE NETWORKS B.V.

AS272996 - SINCERE NETWORKS B.V. · registered in Curaçao

IPv4 addresses1,5362 prefixes · <0.001% of announced IPv4

Rank in Curaçao#9largest network in CW by IPv4 space, of 20 · 0.89% of CW

Rank worldwide#26,085of 79,396 networks with IPv4

IPv6512 x /482 prefixes

CountryCuraçao20 ASNs registered there

Open AS272996 in ASN lookup Look up an IP in this network (45.71.156.1) All networks in Curaçao

IPv4 prefixes

All 2 prefixes, in address order.

45.71.156.0/22
177.93.140.0/23

IPv6 prefixes

All 2 prefixes.

2803:6d90:100::/40
2803:6d90:200::/40

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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