AT&T InternetAT&T InternetIP Ranges71,717Total IPs74,023,823 AS7018 US GB CA+5 more Houston Chicago Los Angeles+1687 more
Cogent CommunicationsCogent CommunicationsIP Ranges21,537Total IPs22,239,316 AS174 US CA GB+82 more New York Brooklyn Washington+1810 more
Amazon.comAmazon.comIP Ranges12,324Total IPs165,688,498 AS16509 US JP DE+68 more Ashburn Boardman Tokyo+153 more
Frontier CommunicationsFrontier CommunicationsIP Ranges10,457Total IPs11,201,054 AS5650 US JP GR+1 more Davenport Fort Wayne Covina+941 more
Verizon Internet ServicesVerizon Internet ServicesIP Ranges9,317Total IPs30,571,384 AS701 US MX GB+2 more New York Brooklyn Washington+1206 more
United States Department of Defense DoDUnited States Department of Defense DoDIP Ranges7,320Total IPs44,795,136 AS5277 US DE SA Willingboro Tucson Tampa+131 more
AT&T Internet AirAT&T Internet AirIP Ranges7,198Total IPs2,090,359 AS7018 US Dallas Los Angeles New Orleans+259 more
AT&T BusinessAT&T BusinessIP Ranges6,073Total IPs16,211,390 AS6269 US PR GB Chicago Atlanta Houston+1254 more
AT&T WirelessAT&T WirelessIP Ranges5,567Total IPs5,646,746 AS20057 US CA JP+1 more Houston Akron Van Nuys+203 more
Optimum OnlineOptimum OnlineIP Ranges5,256Total IPs4,317,032 AS6128 US Brooklyn The Bronx Hempstead+351 more
Verizon Fios BusinessVerizon Fios BusinessIP Ranges5,069Total IPs1,533,695 AS701 US New York Brooklyn Queens+816 more
Optimum FiberOptimum FiberIP Ranges1,250Total IPs723,623 AS6128 US The Bronx Brooklyn Newark+253 more
Cablevision LightpathCablevision LightpathIP Ranges199Total IPs174,848 AS54004 US New York Queens Ashburn+70 more
Hcl AmericaHcl AmericaIP Ranges96Total IPs59,648 AS36224 IN US NL+2 more Redmond Morrisville Stamford+2 more
Optimum BusinessOptimum BusinessIP Ranges77Total IPs65,536 AS54004 US Brooklyn New York Queens+42 more
NetSpeed LLCNetSpeed LLCIP Ranges40Total IPs16,638 AS395748 US Windsor Locks Rochester Hartford+13 more
EZE Castle IntegrationEZE Castle IntegrationIP Ranges39Total IPs24,064 AS14717 US GB HK New York Boston Central+7 more
Connecticut Education NetworkConnecticut Education NetworkIP Ranges37Total IPs151,040 AS22742 US New London Norwich Waterbury+17 more
Honest NetworksHonest NetworksIP Ranges34Total IPs35,071 AS29852 US New York Brooklyn Secaucus+5 more
Regus Management GroupRegus Management GroupIP Ranges32Total IPs2,912 AS174 US New York Los Angeles Atlanta+17 more
EvolveIP, LLCEvolveIP, LLCIP Ranges17Total IPs15,360 AS25843 US GB Baldwin Park Florham Park Virginia Beach+7 more
FactSet Research SystemsFactSet Research SystemsIP Ranges16Total IPs8,208 AS174 DE US GB Stamford Chicago Hoboken+2 more
Blue Cross Blue Shield of Michigan Mutual InsurancBlue Cross Blue Shield of Michigan Mutual InsurancIP Ranges11Total IPs66,048 AS30356 US Detroit Southfield Summerville+1 more