IP pool by organisation

Search for "PSINET/Holophane Corp."

IP Pool	Country	State / Region	City	Coordinates	Timezone
206.2.223.0 - 206.2.223.255	United States ISP \| ORG	Ohio ISP \| ORG	Newark ISP \| ORG	40.0646, -82.3805	America/New_York (UTC-4) ISP \| ORG