AS12276#13174 SFMIX-MGMT - San Francisco Metropolitan Internet Exchange (SFMIX)256
AS397045#13175 DBMGMT-AS1 - D. Brown Management256
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