Comcast CableComcast CableIP Ranges96,202Total IPs60,800,080 AS33667 US DK Chicago Houston Seattle+2492 more
Cogent CommunicationsCogent CommunicationsIP Ranges19,529Total IPs22,943,550 AS174 US CA GB+75 more Washington New York Los Angeles+1561 more
CenturyLinkCenturyLinkIP Ranges13,979Total IPs25,298,982 AS203 US GB CA+11 more Phoenix Denver Seattle+1258 more
LumenLumenIP Ranges10,184Total IPs32,423,212 AS3356 US GB BR+45 more Houston Wichita New York+1084 more
Verizon Internet ServicesVerizon Internet ServicesIP Ranges9,192Total IPs30,573,700 AS701 US MX GB+2 more Washington Philadelphia New York+1196 more
Comcast BusinessComcast BusinessIP Ranges8,780Total IPs7,374,040 AS53851 US CA GB Portland Englewood Atlanta+2028 more
Verizon Fios BusinessVerizon Fios BusinessIP Ranges5,065Total IPs1,533,695 AS701 US New York Brooklyn Queens+803 more
Cox BusinessCox BusinessIP Ranges2,155Total IPs2,929,594 AS32224 US Las Vegas Phoenix San Diego+223 more
National Institutes of HealthNational Institutes of HealthIP Ranges56Total IPs333,312 AS3527 US Bethesda Boonsboro Durham+11 more
University of MarylandUniversity of MarylandIP Ranges27Total IPs249,856 AS10886 US College Park Capitol Heights Baltimore+7 more
US National Institute of Standards & TechnologyUS National Institute of Standards & TechnologyIP Ranges19Total IPs65,536 AS49 US Rockville Gaithersburg Hagerstown+4 more
Metro-communications-companyMetro-communications-companyIP Ranges18Total IPs18,432 AS53610 US Beardstown Elliott Streator+9 more
Atlantech OnlineAtlantech OnlineIP Ranges13Total IPs57,344 AS7784 US Arlington Bethesda Manassas+6 more
Soluciones FavorablesSoluciones FavorablesIP Ranges10Total IPs8,448 AS263821 US GB ES+1 more Secaucus Birmingham New York+2 more
The German International School Washington D.C.The German International School Washington D.C.IP Ranges1Total IPs8 AS174 US Potomac
Financial Industry Regulatory AuthorityFinancial Industry Regulatory AuthorityIP Ranges1Total IPs512 AS16719 US Potomac