IP pool by organisation

Search for "PSINET/Carborundum"

IP Pool	Country	State / Region	City	Coordinates	Timezone
206.2.9.0 - 206.2.9.255	United States ISP \| ORG	Arizona ISP \| ORG	Phoenix ISP \| ORG	33.3522, -111.974	America/Phoenix (UTC-7) ISP \| ORG