IP pool by organisation

Search for "PSINET/Entre Computer"

IP Pool	Country	State / Region	City	Coordinates	Timezone
206.2.231.0 - 206.2.231.255	United States ISP \| ORG	Michigan ISP \| ORG	Portage ISP \| ORG	42.2301, -85.5936	America/Detroit (UTC-4) ISP \| ORG