AS400571 CDNS

CADENCE-ATL - CDNS · registered in the United States

IPv4 addresses1,0244 prefixes · <0.001% of announced IPv4

Rank in United States#9,023largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#42,404of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS400571 in ASN lookup Look up an IP in this network (8.44.180.1) All networks in United States

IPv4 prefixes

All 4 prefixes, in address order.

8.44.180.0/24
115.113.134.0/24
158.140.0.0/24
158.140.7.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS400507#9020 CHARGER-ACCESS-ASN-01 - Charger Access, LLC1,024

AS400523#9021 INTERSYSTEMS - InterSystems Corporation1,024

AS400539#9022 HESD - Harney Education Service District Region XVII1,024

AS400595#9024 281-COMMUNICATIONS-CORPARATION-INC - 281 Communications Corporation Inc.1,024

AS400858#9025 ARRIVIA - ARRIVIA, INC.1,024

AS400911#9026 FAO-PHIRE - PhireLink1,024

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