AS400851 Sephora USA Inc.

SEPHORA-US-SF - Sephora USA Inc. · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#17,973largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#78,940of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS400851 in ASN lookup Look up an IP in this network (198.154.183.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

198.154.183.0/24

Other ASNs named Sephora USA Inc.

1 other network uses the same organisation name; together with AS400851 they announce 512 IPv4 addresses.

ASNNameIPv4 addresses

AS398376SEPHORA-USA - Sephora USA Inc. US256

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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