IP pool by organisation

Search for "AT&T GCSC , "

IP Pool	Country	State / Region	City	Coordinates	Timezone
12.39.193.128 - 12.39.193.255	United States ISP \| ORG	North Carolina ISP \| ORG	Durham ISP \| ORG	35.8828, -78.8467	America/New_York (UTC-4) ISP \| ORG