Comcast CableComcast CableIP Ranges101,286Total IPs60,804,233 AS33667 US JP Chicago Houston Philadelphia+2482 more
SpectrumSpectrumIP Ranges62,633Total IPs42,580,216 AS20115 US FR CH+1 more Charlotte Orlando New York+1553 more
Cogent CommunicationsCogent CommunicationsIP Ranges20,023Total IPs22,391,203 AS174 US GB CA+80 more Washington New York Ashburn+1614 more
LumenLumenIP Ranges10,161Total IPs32,412,187 AS3356 US GB BR+47 more Wichita Houston Washington+1091 more
CenturyLinkCenturyLinkIP Ranges9,460Total IPs25,370,600 AS203 US GB CA+10 more Phoenix Denver Seattle+1207 more
Verizon Internet ServicesVerizon Internet ServicesIP Ranges9,213Total IPs30,534,791 AS701 US MX GB+2 more New York Philadelphia Queens+1192 more
Comcast BusinessComcast BusinessIP Ranges8,798Total IPs7,394,780 AS53851 US MD GB Denver Portland Chicago+2049 more
AT&T BusinessAT&T BusinessIP Ranges6,164Total IPs16,195,518 AS6269 US PR Chicago Atlanta Houston+1266 more
Verizon Fios BusinessVerizon Fios BusinessIP Ranges5,097Total IPs1,543,167 AS701 US New York Brooklyn Queens+819 more
Verizon WirelessVerizon WirelessIP Ranges3,438Total IPs21,070,589 AS6167 US CR Queens Columbus Celina+318 more
ZayoZayoIP Ranges1,697Total IPs1,500,262 AS6461 US CA GB+10 more Toronto Indianapolis Vancouver+297 more
FlexentialFlexentialIP Ranges314Total IPs565,728 AS13649 US CA GB Louisville Buford Winston-Salem+73 more
National Institutes of HealthNational Institutes of HealthIP Ranges56Total IPs333,312 AS3527 US Bethesda Boonsboro Durham+10 more
U.S. Dept. of Health and Human ServicesU.S. Dept. of Health and Human ServicesIP Ranges44Total IPs300,544 AS26810 US Upper Marlboro Douglasville Gaithersburg+6 more
As-nsi-globalAs-nsi-globalIP Ranges23Total IPs15,616 AS14244 US Alexandria Ashburn Gaithersburg+1 more
US National Institute of Standards & TechnologyUS National Institute of Standards & TechnologyIP Ranges21Total IPs65,024 AS49 US Rockville Germantown Hagerstown+6 more
ZeniMax Media IncorporatedZeniMax Media IncorporatedIP Ranges4Total IPs1,536 AS18733 US Dallas Gaithersburg
S.B Link Network pvt LtdS.B Link Network pvt LtdIP Ranges3Total IPs2,048 AS174 US GB Pasadena Gaithersburg London