AS394444 Jefferson Radiology, P.C.

ASNJEFFXDC01 - Jefferson Radiology, P.C. · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#16,709largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#77,525of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS394444 in ASN lookup Look up an IP in this network (207.89.58.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

207.89.58.0/24

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ASNNameIPv4 addresses

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AS394443#16708 RSC-HQ-CIR1 - RADIO SYSTEMS CORPORATION256

AS394460#16710 STPNOC - STP Nuclear Operating Company256

AS394463#16711 VEROS - Veros Software256

AS394465#16712 SUSSEXDE-GOV - Sussex County Government256

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