Map tiles © OpenStreetMap contributors (ODbL). Site evidence (free non-commercial hobbyist viewer; full register in ground_truth/SOURCES.md): Hastings Borough Council planning applications; Valuation Office Agency business-rates communications stations via mastdatabase.co.uk / davwheat/uk-telecoms-site-locations; Hastings Borough Council NNDR FOI FOIR-754833381 (17 Oct 2025); Rother District Council business-rates open data; Ofcom Sitefinder 2012 (Edinburgh DataShare); Ofcom Wireless Telegraphy Register; OpenStreetMap site features © OSM contributors (ODbL); Mozilla Location Service / Ichnaea archive; CellMapper (non-commercial use); O2 public coverage checker (SpatialBuzz “Show Towers” layer). Street-level photos in popups © Mapillary or KartaView contributors (CC BY-SA), used for visual verification only. This is not an official operator or Ofcom product.