AS394400 Hearst Corporation

HEARST-SC9 - Hearst Corporation · registered in the United States

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in United States#8,854largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#42,210of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS394400 in ASN lookup Look up an IP in this network (167.173.52.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

167.173.52.0/22

Other ASNs named Hearst Corporation

3 other networks use the same organisation name; together with AS394400 they announce 3,072 IPv4 addresses.

ASNNameIPv4 addresses

AS394401HEARST-DC4 - Hearst Corporation US1,024

AS32795HEARST-SERVICE-CENTER - HEARST CORPORATION US512

AS54204WVTM-TV - HEARST CORPORATION US512

Similar-sized networks in United States

ASNNameIPv4 addresses

AS394322#8851 CHS-AS1 - Convey Health Solutions, Inc.1,024

AS394342#8852 AMR-NET - Applied Medical Resources Corporation1,024

AS394393#8853 UKIAHWIRELESS - Wi-Fiber, Inc.1,024

AS394401#8855 HEARST-DC4 - Hearst Corporation1,024

AS394451#8856 EHS-AS-001 - Elliot Health System1,024

AS394545#8857 WRIKE-AS - Wrike, Inc.1,024

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