AS21899 Abbott Laboratories

ABBOTT - Abbott Laboratories · registered in the United States

IPv4 addresses46,33634 prefixes · 0.001% of announced IPv4

Rank in United States#1,520largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#4,063of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS21899 in ASN lookup Look up an IP in this network (130.36.0.1) All networks in United States

IPv4 prefixes

All 34 prefixes, in address order.

130.36.0.0/20
130.36.16.0/21
130.36.24.0/23
130.36.32.0/23
130.36.36.0/22
130.36.40.0/21
130.36.48.0/21
130.36.56.0/21
130.36.65.0/24
130.36.66.0/23
130.36.68.0/22
130.36.72.0/21
130.36.88.0/23
130.36.90.0/24
130.36.92.0/22
130.36.96.0/20
130.36.112.0/21
130.36.120.0/22
130.36.126.0/23
130.36.128.0/22
130.36.140.0/23
130.36.142.0/24
130.36.153.0/24
130.36.154.0/23
130.36.156.0/22
130.36.162.0/23
130.36.168.0/23
130.36.170.0/24
130.36.172.0/24
130.36.174.0/24
130.36.184.0/21
130.36.208.0/21
130.36.220.0/22
130.36.224.0/19

Other ASNs named Abbott Laboratories

1 other network uses the same organisation name; together with AS21899 they announce 112,896 IPv4 addresses.

ASNNameIPv4 addresses

AS46453ABBOTT-AS46453 - Abbott Laboratories US66,560

Similar-sized networks in United States

ASNNameIPv4 addresses

AS11403#1517 NYINTERNET - NYI46,592

AS6282#1518 FONL-6282 - Fiber Optical Network LLC46,592

AS395015#1519 SUNY-FREDONIA - SUNY College at Fredonia46,592

AS26133#1521 FEWPB - Frankfort Plant Board46,336

AS22379#1522 MANIFOLD - Manifold Services Inc46,080

AS33749#1523 FOCUS-BROADBAND - Focus Broadband46,080

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