Cogent CommunicationsCogent CommunicationsIP Ranges20,325Total IPs22,021,069 AS174 US CA GB+78 more Washington New York Brooklyn+1624 more
Amazon.comAmazon.comIP Ranges11,721Total IPs148,411,842 AS16509 US JP DE+71 more Ashburn Boardman Tokyo+154 more
Frontier CommunicationsFrontier CommunicationsIP Ranges8,124Total IPs11,683,088 AS5650 US HK GR Lake Wales Diamond Bar Rochester+928 more
AT&T BusinessAT&T BusinessIP Ranges6,153Total IPs16,196,286 AS6269 US PR Chicago Atlanta Houston+1296 more
Optimum OnlineOptimum OnlineIP Ranges4,671Total IPs4,290,445 AS6128 US Brooklyn The Bronx Staten Island+349 more
Optimum FiberOptimum FiberIP Ranges1,108Total IPs723,639 AS6128 US The Bronx Brooklyn Newark+209 more
Optimum WiFiOptimum WiFiIP Ranges275Total IPs214,272 AS54004 US New York Hendersonville Ashburn+93 more
Optimum BusinessOptimum BusinessIP Ranges100Total IPs65,792 AS393329 US New York Manalapan Newark+62 more
EZE Castle IntegrationEZE Castle IntegrationIP Ranges39Total IPs24,064 AS14717 US GB HK New York Boston Islington+6 more
Connecticut Education NetworkConnecticut Education NetworkIP Ranges37Total IPs150,528 AS22742 US New London Norwich Willimantic+18 more
Regus Management GroupRegus Management GroupIP Ranges28Total IPs2,464 AS174 US New York Atlanta Washington+15 more
NetSpeed LLCNetSpeed LLCIP Ranges22Total IPs12,544 AS395748 US Windsor Locks Hartford Rochester+9 more
Lightspeed BroadbandLightspeed BroadbandIP Ranges14Total IPs7,424 AS210892 GB IN Stoke-on-Trent Spalding London+3 more
FactSet Research SystemsFactSet Research SystemsIP Ranges13Total IPs7,440 AS174 DE US GB Stamford New York Minneapolis+1 more
Blue Cross Blue Shield of Michigan Mutual InsurancBlue Cross Blue Shield of Michigan Mutual InsurancIP Ranges11Total IPs66,048 AS30356 US Detroit Southfield Grosse Pointe+2 more
Pillsbury Madison & SutroPillsbury Madison & SutroIP Ranges11Total IPs5,632 AS11941 US San Francisco Austin McLean+4 more
Yale-New Haven Health Services CorporationYale-New Haven Health Services CorporationIP Ranges10Total IPs7,680 AS20442 US Stamford New Haven Paso Robles
Richard Fleischman & Assoc.Richard Fleischman & Assoc.IP Ranges8Total IPs5,888 AS26654 US GB Stamford New York Islington+1 more
Network Synergy CorporationNetwork Synergy CorporationIP Ranges6Total IPs1,536 AS19643 US Trumbull Stamford
Berkley Technology Services LLCBerkley Technology Services LLCIP Ranges5Total IPs2,560 AS32158 US Stamford New York
Point72 Asset Management, LPPoint72 Asset Management, LPIP Ranges3Total IPs1,024 AS25740 US Dublin Stamford New York