IP pool by ISP

Search for "TfL-DCb Subnet2 Advertised via BT"

IP Pool	Country	State / Region	City	Coordinates	Timezone
80.79.223.0 - 80.79.223.255	Great Britain ISP \| ORG	Greater London ISP \| ORG	London ISP \| ORG	51.4931, -0.143651	Europe/London (UTC+1) ISP \| ORG