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
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
Spectrum BusinessSpectrum BusinessIP Ranges3,825Total IPs9,545,861 AS20429 US RO ID New York Orlando Charlotte+1222 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
Optimum FiberOptimum FiberIP Ranges1,250Total IPs723,623 AS6128 US The Bronx Brooklyn Newark+253 more
Rise BroadbandRise BroadbandIP Ranges460Total IPs484,064 AS17306 US Rexburg Orfordville Cuero+182 more
FirstLight FiberFirstLight FiberIP Ranges316Total IPs500,852 AS13536 US CA Corning Auburn Nyack+112 more
Premier CommunicationsPremier CommunicationsIP Ranges179Total IPs39,929 AS53347 US Milford Sioux Center Le Mars+18 more
National Oceanic and Atmospheric AdministrationNational Oceanic and Atmospheric AdministrationIP Ranges105Total IPs504,832 AS2648 US Boulder Ellicott City Jeffersonville+15 more
Masergy CommunicationsMasergy CommunicationsIP Ranges77Total IPs157,471 AS174 US CA GB+1 more Franklin Oakland Indianapolis+29 more
Conduent Business Services, LLCConduent Business Services, LLCIP Ranges55Total IPs31,744 AS14566 US NL Germantown Trenton Richmond+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