IP pool by organisation

Search for "CERFnet customer - TelData"

IP Pool	Country	State / Region	City	Coordinates	Timezone
206.16.30.0 - 206.16.30.255	United States ISP \| ORG	California ISP \| ORG	San Diego ISP \| ORG	32.904, -117.198	America/Los_Angeles (UTC-7) ISP \| ORG