Fiserv SolutionsFiserv SolutionsIP Ranges120Total IPs167,680 AS17405 US Marietta Philadelphia Indianapolis+7 more
Masergy CommunicationsMasergy CommunicationsIP Ranges77Total IPs157,471 AS174 US CA GB+1 more Franklin Oakland Indianapolis+29 more
Optimum BusinessOptimum BusinessIP Ranges77Total IPs65,536 AS54004 US Brooklyn New York Queens+42 more
Broadband EnterpriseBroadband EnterpriseIP Ranges41Total IPs5,942 AS174 US HK Lexington Terre Haute Brownsville+11 more
University of California at BerkeleyUniversity of California at BerkeleyIP Ranges34Total IPs201,472 AS25 US Oakland Berkeley
Sandia National LaboratoriesSandia National LaboratoriesIP Ranges28Total IPs269,568 AS377 US Albuquerque Livermore Oakland+1 more
Kaiser Foundation Health PlanKaiser Foundation Health PlanIP Ranges21Total IPs28,160 AS3379 US Oakland Washington Seattle+4 more
Labyrinth SolutionsLabyrinth SolutionsIP Ranges20Total IPs11,263 AS26097 US Clarksburg Oakland Morgantown+2 more
Utility TelephoneUtility TelephoneIP Ranges18Total IPs41,728 AS23308 US San Bernardino West Covina Stockton+9 more
Data Transmission Network CorporationData Transmission Network CorporationIP Ranges15Total IPs5,888 AS8119 US Oakland Elkhorn
University of California - Office of the PresidentUniversity of California - Office of the PresidentIP Ranges14Total IPs54,016 AS11293 US Oakland Riverside Sacramento+2 more
Blue Shield of CaliforniaBlue Shield of CaliforniaIP Ranges11Total IPs3,584 AS15073 US San Jose Oakland
Lawrence Berkeley National LaboratoryLawrence Berkeley National LaboratoryIP Ranges7Total IPs131,840 AS16 US El Cerrito Oakland
Corporate West Computer SystemsCorporate West Computer SystemsIP Ranges6Total IPs4,096 AS13917 US Sacramento San Jose Oakland
Charles River AssociatesCharles River AssociatesIP Ranges3Total IPs136 AS174 US Washington Chicago Oakland
Oakland Unified School DistrictOakland Unified School DistrictIP Ranges3Total IPs3,072 AS31764 US Oakland