SpectrumSpectrumIP Ranges81,174Total IPs43,277,016 AS7843 US HK PL+6 more Los Angeles Charlotte Queens+1170 more
Cogent CommunicationsCogent CommunicationsIP Ranges21,537Total IPs22,239,316 AS174 US CA GB+82 more New York Brooklyn Washington+1810 more
CenturyLinkCenturyLinkIP Ranges10,939Total IPs24,595,480 AS393789 US GB GU+9 more Phoenix Denver Seattle+1189 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
Comcast BusinessComcast BusinessIP Ranges8,349Total IPs7,275,740 AS33659 US MD Denver Portland Nashville+2058 more
AT&T BusinessAT&T BusinessIP Ranges6,073Total IPs16,211,390 AS6269 US PR GB Chicago Atlanta Houston+1254 more
Verizon BusinessVerizon BusinessIP Ranges5,439Total IPs28,637,734 AS46639 US DE GB+35 more Vienna Miami Queens+411 more
Verizon Fios BusinessVerizon Fios BusinessIP Ranges5,069Total IPs1,533,695 AS701 US New York Brooklyn Queens+816 more
Astound BroadbandAstound BroadbandIP Ranges3,666Total IPs6,986,796 AS6079 US NL IE+13 more Ashburn Chicago New York+280 more
US MilitaryUS MilitaryIP Ranges3,542Total IPs227,429,096 AS749 US The Bronx New York Silver Spring+74 more
Windstream CommunicationsWindstream CommunicationsIP Ranges2,843Total IPs12,515,893 AS7029 US HK CA+23 more Little Rock Harrison Savannah+688 more
Cox BusinessCox BusinessIP Ranges2,311Total IPs2,948,028 AS22773 US Las Vegas Phoenix San Diego+216 more
ZayoZayoIP Ranges1,685Total IPs1,565,014 AS6461 US CA GB+10 more Toronto Indianapolis Leesburg+296 more
Verizon WirelessVerizon WirelessIP Ranges1,359Total IPs7,516,671 AS6167 US San Antonio Brooklyn Germantown+236 more
US Department of DefenseUS Department of DefenseIP Ranges645Total IPs4,293,888 AS668 US Hyattsville Yuma Killeen+68 more
National Aeronautics and Space AdministrationNational Aeronautics and Space AdministrationIP Ranges217Total IPs2,839,552 AS270 US FR RU Huntsville Pocomoke City Lancaster+28 more
Bigleaf NetworksBigleaf NetworksIP Ranges98Total IPs77,728 AS62642 US Des Moines Soldotna Portland+60 more
National Institutes of HealthNational Institutes of HealthIP Ranges56Total IPs333,312 AS3527 US Gaithersburg Bethesda Durham+10 more
Navy Network Information Center NNICNavy Network Information Center NNICIP Ranges46Total IPs669,440 AS37 US Alexandria Washington Newport+5 more
U.S. Dept. of Health and Human ServicesU.S. Dept. of Health and Human ServicesIP Ranges45Total IPs300,800 AS26810 US Silver Spring Washington Flowery Branch+8 more
Ford Motor CompanyFord Motor CompanyIP Ranges36Total IPs214,144 AS28729 US GB SG+1 more Detroit Dearborn Singapore+4 more
Dow Jones & CompanyDow Jones & CompanyIP Ranges27Total IPs11,272 AS174 US GB HK Princeton Junction The Bronx Hong Kong+3 more
Atlantech OnlineAtlantech OnlineIP Ranges13Total IPs57,344 AS7784 US Bethesda Arlington Woodbridge+5 more
Discovery CommunicationsDiscovery CommunicationsIP Ranges11Total IPs5,376 AS2631 US BR NL+1 more Silver Spring Sterling Miami+3 more
Johns Hopkins UniversityJohns Hopkins UniversityIP Ranges8Total IPs135,680 AS5723 US Baltimore St. Petersburg Silver Spring