AS33045 Western Digital Corporation

HGST-AS - Western Digital Corporation · registered in the United States

IPv4 addresses2,0484 prefixes · <0.001% of announced IPv4

Rank in United States#6,310largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#23,172of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS33045 in ASN lookup Look up an IP in this network (129.253.12.1) All networks in United States

IPv4 prefixes

All 4 prefixes, in address order.

129.253.12.0/22
129.253.40.0/24
199.255.44.0/23
199.255.47.0/24

Other ASNs named Western Digital Corporation

1 other network uses the same organisation name; together with AS33045 they announce 4,608 IPv4 addresses.

ASNNameIPv4 addresses

AS22332WDC-US - Western Digital Corporation US2,560

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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