AS11892 NCS Pearson Inc.

PEARSON-NA - NCS Pearson Inc. · registered in the United States

IPv4 addresses1,5363 prefixes · <0.001% of announced IPv4

Rank in United States#6,944largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#26,454of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS11892 in ASN lookup Look up an IP in this network (159.182.12.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

159.182.12.0/24
168.146.68.0/22
168.146.109.0/24

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AS11928#6945 HBGUSA - Hachette Book Group, Inc.1,536

AS12156#6946 AURORA-COLORADO - City of Aurora Colorado1,536

AS12239#6947 BLOOMINGTON-SD87 - Bloomington Public School District No. 871,536

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