AS46946 Thomas Jefferson University

TJU-46946 - Thomas Jefferson University · registered in the United States

IPv4 addresses1,2804 prefixes · <0.001% of announced IPv4

Rank in United States#7,614largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#28,850of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS46946 in ASN lookup Look up an IP in this network (198.54.81.1) All networks in United States

IPv4 prefixes

All 4 prefixes, in address order.

198.54.81.0/24
209.71.37.0/24
209.71.38.0/23
209.71.40.0/24

Other ASNs named Thomas Jefferson University

1 other network uses the same organisation name; together with AS46946 they announce 1,536 IPv4 addresses.

ASNNameIPv4 addresses

AS30505TJU-EF - Thomas Jefferson University US256

Similar-sized networks in United States

ASNNameIPv4 addresses

AS46614#7611 SENCI-46614 - Sencinet LatAm (Nevada) Corp.1,280

AS46788#7612 IMSD-AS1 - Milwaukee County Government1,280

AS46838#7613 POLB-1 - Port of Long Beach1,280

AS47074#7615 AEG - AEG1,280

AS53263#7616 GRCC-AS1 - Grand Rapids Community College1,280

AS53368#7617 AUSTIN-ENERGY-01 - Austin Energy Corporation1,280

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