IP pool by ISP

Search for "NTT-CORENET"

IP Pool	Country	State / Region	City	Coordinates	Timezone
163.138.0.0 - 163.138.255.255	Japan ISP \| ORG	Tokyo ISP \| ORG	Musashino (11) ISP \| ORG	35.7201, 139.562	Asia/Tokyo (UTC+9) ISP \| ORG