AS208261 zef Zefirius SRL

zef Zefirius SRL · registered in Costa Rica

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in Costa Rica#57largest network in CR by IPv4 space, of 82 · 0.02% of CR

Rank worldwide#56,827of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryCosta Rica85 ASNs registered there

Open AS208261 in ASN lookup Look up an IP in this network (161.104.78.1) All networks in Costa Rica

IPv4 prefixes

All 1 prefix, in address order.

161.104.78.0/23

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ASNNameIPv4 addresses

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AS52395#55 AS52395 - Multiflex Payment Services Ltda512

AS197789#56 Limitada-as 3-102-955837 LIMITADA512

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AS270087#60 AS270087 - COMUNICACION CONSTANTE S.A512

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