AS395273 Altafiber

CBAD-EHCS - Altafiber · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#16,864largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#77,693of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS395273 in ASN lookup Look up an IP in this network (199.243.239.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

199.243.239.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

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AS395274#16865 LAKE-TRAVIS-ISD - Lake Travis ISD256

AS395276#16866 CSD-ASN-1 - Cabot Public Schools256

AS395277#16867 ST-LUKES-HOSPITAL - Aspirus, Inc.256

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