AS33619 Advanced Micro Devices, Inc.

AMD-MARKHAM - Advanced Micro Devices, Inc. · registered in the United States

IPv4 addresses19,45628 prefixes · <0.001% of announced IPv4

Rank in United States#2,160largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#6,263of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS33619 in ASN lookup Look up an IP in this network (165.204.2.1) All networks in United States

IPv4 prefixes

All 28 prefixes, in address order.

165.204.2.0/23
165.204.10.0/23
165.204.14.0/23
165.204.16.0/23
165.204.24.0/23
165.204.38.0/23
165.204.52.0/22
165.204.56.0/23
165.204.58.0/24
165.204.70.0/23
165.204.72.0/21
165.204.80.0/21
165.204.88.0/22
165.204.92.0/24
165.204.93.0/24
165.204.94.0/24
165.204.95.0/24
165.204.100.0/23
165.204.132.0/22
165.204.136.0/22
165.204.140.0/23
165.204.146.0/23
165.204.150.0/23
165.204.152.0/21
165.204.160.0/23
165.204.184.0/24
165.204.186.0/23
165.204.216.0/23

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AS394708#2162 HORIZONCHILLICOTHETELEPHONE - Horizon Telcom Inc.19,456

AS401415#2163 ALLIANCECOM-NET - Alliance Communications19,456

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