AS402910 Jefferson

ASN-JEFFERSON-01 - Jefferson · registered in the United States

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in United States#18,303largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#79,308of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS402910 in ASN lookup Look up an IP in this network (204.87.206.1) All networks in United States

IPv4 prefixes

All 1 prefix, in address order.

204.87.206.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS402859#18300 MONCOUNT-ASN-01 - Monroe256

AS402908#18301 RACKWORKS-LLC - RackWorks256

AS402909#18302 VERDA-US-01 - Verda256

AS402913#18304 S-ANSTEY-TECH - S256

AS402918#18305 SUPERSEND - SuperSend256

AS402921#18306 DWS-INDIA - Disney256

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