AT&T InternetAT&T InternetIP Ranges56,403Total IPs74,027,968 AS7018 US GB CA+5 more Houston Chicago St Louis+1573 more
AT&T BusinessAT&T BusinessIP Ranges6,164Total IPs16,195,518 AS6269 US PR Chicago Atlanta Houston+1266 more
ZayoZayoIP Ranges1,697Total IPs1,500,262 AS6461 US CA GB+10 more Toronto Indianapolis Vancouver+297 more
Optimum FiberOptimum FiberIP Ranges1,061Total IPs723,645 AS6128 US The Bronx Newark Brooklyn+211 more
SunGard Availability ServicesSunGard Availability ServicesIP Ranges220Total IPs171,520 AS7381 US CA Summit Los Angeles Woodbury+22 more
Grayson Collin CommunicationsGrayson Collin CommunicationsIP Ranges48Total IPs10,748 AS20042 US Van Alstyne Sherman Anna+1 more