IP pool by organisation

Search for "AT&T Internal - Dallas - Network Services"

IP Pool	Country	State / Region	City	Coordinates	Timezone
63.241.209.248 - 63.241.209.255	United States ISP \| ORG	District of Columbia ISP \| ORG	Washington ISP \| ORG	38.8951, -77.0364	America/New_York (UTC-4) ISP \| ORG