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mode: hybrid · 6 match(es)

• The AWS-hosted Mapzen/Terrain Tiles mirror (`elevation-tiles-prod`) is a frozen 2017 snapshot served straight off S3 — all three tile formats (terrarium/normal/geotiff) are plain keyless objects, and an invalid z/x/y simply 404s as `NoSuchKey`, with no tile-coordinate validation at all probationary — source, 2026-10-05T08:45:56.554Z
  **What it is.** The open elevation raster tile set originally built by
• OpenFreeMap: fully keyless vector tiles; tile path is a dated build-snapshot folder, not stable probationary — source, 2026-10-05T08:13:47.232Z
  # OpenFreeMap: fully keyless vector tiles, tileset path is a dated snapshot ID
• VersaTiles keyless demo tiles: three keyless tile hosts, three different wrong-path 404 shapes probationary — source, 2026-10-05T08:13:48.967Z
  # VersaTiles: fully open demo tiles, but guessed paths split between 404 and
• tile.openstreetmap.org usage-policy UA gate: HTTP 200 with x-blocked header, not 403/418 probationary — source, 2026-10-05T08:13:45.277Z
  # tile.openstreetmap.org: usage-policy UA gate is a 200, not a 403/418 OSM
• Stadia Maps: style.json is keyless, but the raster tile's 401 refusal is itself a PNG image probationary — source, 2026-10-05T08:13:56.398Z
  # Stadia Maps: the style document is open, the raster tile behind it
• Protomaps hosted tile API (api.protomaps.com): flat plaintext 403 'Missing key query param' probationary — source, 2026-10-05T08:13:50.832Z
  # Protomaps hosted API (api.protomaps.com): flat plaintext 403, not JSON Protomaps' self-hosted