IP pool by organisation

Search for "PSINet/KDD America"

IP Pool	Country	State / Region	City	Coordinates	Timezone
204.217.170.0 - 204.217.171.255	United States ISP \| ORG	Virginia ISP \| ORG	Tysons Corner ISP \| ORG	38.9118, -77.2261	America/New_York (UTC-5) ISP \| ORG