Comcast CableComcast CableIP Ranges103,871Total IPs60,822,180 AS33667 US JP Philadelphia Chicago Houston+2486 more
AT&T InternetAT&T InternetIP Ranges58,354Total IPs74,019,493 AS7018 US GB CA+5 more Houston Chicago St Louis+1610 more
Cogent CommunicationsCogent CommunicationsIP Ranges20,325Total IPs22,021,069 AS174 US CA GB+78 more Washington New York Brooklyn+1624 more
LumenLumenIP Ranges10,193Total IPs32,360,666 AS3356 US GB BR+47 more Wichita New York Houston+1113 more
Verizon Internet ServicesVerizon Internet ServicesIP Ranges9,185Total IPs30,581,130 AS701 US MX GB+2 more Washington Philadelphia Brooklyn+1223 more
Comcast BusinessComcast BusinessIP Ranges8,799Total IPs7,393,500 AS53851 US MD GB Portland Morrison Denver+2057 more
AT&T BusinessAT&T BusinessIP Ranges6,153Total IPs16,196,286 AS6269 US PR Chicago Atlanta Houston+1296 more
Verizon Fios BusinessVerizon Fios BusinessIP Ranges5,114Total IPs1,548,287 AS701 US New York Brooklyn Queens+825 more
US MilitaryUS MilitaryIP Ranges3,743Total IPs230,106,088 AS749 US New York Hyattsville The Colony+84 more
Verizon WirelessVerizon WirelessIP Ranges3,436Total IPs21,070,589 AS6167 US CR Charlotte Columbus Brooklyn+305 more
GTT CommunicationsGTT CommunicationsIP Ranges3,320Total IPs5,665,495 AS3257 US GB DE+37 more Weston-super-Mare Barnet Welwyn Garden City+455 more
Windstream CommunicationsWindstream CommunicationsIP Ranges2,612Total IPs12,526,144 AS7029 US HK FR+17 more Douglas Concord Ashburn+614 more
Cogeco Peer 1Cogeco Peer 1IP Ranges450Total IPs622,704 AS13768 CA US GB+2 more Toronto Los Angeles Vancouver+15 more
National Aeronautics and Space AdministrationNational Aeronautics and Space AdministrationIP Ranges219Total IPs2,838,272 AS270 US FR RU Salisbury New Hope Titusville+25 more
Smart City Networks, L.P.Smart City Networks, L.P.IP Ranges83Total IPs61,696 AS36339 US Houston Orlando Las Vegas+20 more
Masergy CommunicationsMasergy CommunicationsIP Ranges77Total IPs157,471 AS174 US GB CA Mansfield Franklin Plainfield+32 more
National Institutes of HealthNational Institutes of HealthIP Ranges56Total IPs333,312 AS3527 US Bethesda Gaithersburg Durham+7 more
University of MarylandUniversity of MarylandIP Ranges26Total IPs249,856 AS10886 US Silver Spring College Park Capitol Heights+8 more
iCore NetworksiCore NetworksIP Ranges7Total IPs11,776 AS18851 US Washington Hyattsville Silver Spring
US Department of Commerce, Bureau of Economic AnalUS Department of Commerce, Bureau of Economic AnalIP Ranges2Total IPs256 AS3635 US Hyattsville
University of Maryland University CollegeUniversity of Maryland University CollegeIP Ranges1Total IPs65,536 AS22877 US Hyattsville