AS11999 REJIS Commission

REJISCOMM-NET - REJIS Commission · registered in the United States

IPv4 addresses1,0243 prefixes · <0.001% of announced IPv4

Rank in United States#8,111largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#36,369of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS11999 in ASN lookup Look up an IP in this network (198.246.32.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

198.246.32.0/24
208.85.72.0/23
208.85.74.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS11901#8108 COSWAN - County of Sacramento1,024

AS11980#8109 BDO-USA-LLP - BDO USA1,024

AS11982#8110 SHWISP - Sandhills Wireless, LLC1,024

AS12018#8112 OOCL-SJC - OOCL (USA), Inc.1,024

AS12070#8113 ANYCAST-01 - ANYCAST LLC1,024

AS12073#8114 CCSINET-1 - Contemporary Computer Services Inc.1,024

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