IP pool by organisation

Search for "National Cable TV Association"

IP Pool	Country	State / Region	City	Coordinates	Timezone
199.0.137.0 - 199.0.137.255	United States ISP \| ORG	District of Columbia ISP \| ORG	Washington ISP \| ORG	38.9079, -77.0395	America/New_York (UTC-4) ISP \| ORG