AS25854 Dealertrack, Inc.

DT-CORP - Dealertrack, Inc. · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#14,693largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#64,644of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS25854 in ASN lookup Look up an IP in this network (74.200.124.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

74.200.124.0/24

Other ASNs named Dealertrack, Inc.

1 other network uses the same organisation name; together with AS25854 they announce 512 IPv4 addresses.

ASNNameIPv4 addresses

AS393803DT-DDS - Dealertrack, Inc. US256

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ASNNameIPv4 addresses

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AS25857#14694 ACS-ASN - American Chemical Society256

AS25863#14695 HUNTERENG - Hunter Engineering Company256

AS25879#14696 UPHSM-ASN-01 - UP Health System - Marquette256

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