AS16432 Discover Financial Services

DFS-NAO - Discover Financial Services · registered in the United States

IPv4 addresses2,0488 prefixes · <0.001% of announced IPv4

Rank in United States#6,180largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#22,888of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS16432 in ASN lookup Look up an IP in this network (170.217.162.1) All networks in United States

IPv4 prefixes

All 8 prefixes, in address order.

170.217.162.0/24
170.217.245.0/24
170.217.251.0/24
170.217.255.0/24
199.38.151.0/24
199.38.152.0/24
199.38.155.0/24
208.88.89.0/24

Other ASNs named Discover Financial Services

1 other network uses the same organisation name; together with AS16432 they announce 4,608 IPv4 addresses.

ASNNameIPv4 addresses

AS12147DFS-RWD - Discover Financial Services US2,560

Similar-sized networks in United States

ASNNameIPv4 addresses

AS15269#6177 PAI-AS - ConocoPhillips Company2,048

AS15284#6178 DSC - Digital Service Consultants, Inc.2,048

AS15328#6179 DATAPRISE-INC - Dataprise, Inc.2,048

AS16489#6181 WEBSTER - Webster University2,048

AS16501#6182 I2C-ASN - i2c Incorporated2,048

AS16575#6183 HANOVER-COLLEGE - Hanover College2,048

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