AS55250 IQVIA Holdings Inc

IQVIA-KIRKLAND - IQVIA Holdings Inc · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#16,120largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#68,591of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS55250 in ASN lookup Look up an IP in this network (162.44.253.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

162.44.253.0/24

Other ASNs named IQVIA Holdings Inc

6 other networks use the same organisation name; together with AS55250 they announce 8,192 IPv4 addresses.

ASNNameIPv4 addresses

AS14948IQVIA-CARLSTADT - IQVIA Holdings Inc US4,352

AS63185IQVIA-ATLANTA - IQVIA Holdings Inc US1,024

AS394138IQVIA-DURHAM-6A - IQVIA Holdings Inc US1,024

AS401458IQVIA-DURHAM-6B - IQVIA Holdings Inc US1,024

AS40491IQVIA-MORRISVILLE - IQVIA Holdings Inc US256

AS395969IQVIA-BRAMPTON - IQVIA Holdings Inc US256

Similar-sized networks in United States

ASNNameIPv4 addresses

AS55234#16117 PLEXUSSYSTEMS-US2 - ROCKWELL AUTOMATION Inc.256

AS55240#16118 UNIFOCUS - UniFocus LP256

AS55241#16119 XTRACTS - Xtracts, LLC256

AS55252#16121 ACTIVE-ASN-2013 - Active International256

AS55264#16122 ATLANTIC-METRO-COMMUNICATIONS-II-INC - Atlantic Metro Communications II, Inc.256

AS55266#16123 FRMC01 - Firelands Regional Medical Center256

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