Here you can see initially a 308 redirect is returned.
Until this is resolved, our transit results for the Denver area may not be up to date.
❯ http --follow --all
https://www.rtd-denver.com/files/gtfs/bustang-co-us.zipHTTP/1.1 308 Permanent Redirect
CF-Cache-Status: MISS
CF-RAY: 850ca41d1deb1407-ORD
Cache-Control: public, max-age=0, must-revalidate
Connection: keep-alive
Content-Type: text/plain
Date: Mon, 05 Feb 2024 16:48:27 GMT
Location: /api/download?filename=bustang-co-us.zip&feedType=gtfs
Refresh: 0;url=/api/download?filename=bustang-co-us.zip&feedType=gtfs
Server: cloudflare
Strict-Transport-Security: max-age=63072000
Transfer-Encoding: chunked
Vary: Accept-Encoding
X-Vercel-Id: cle1::c8kjs-1707151707758-388f1f8e2bae
Redirecting...
HTTP/1.1 404 Not Found
CF-Cache-Status: MISS
CF-RAY: 850ca41daee71407-ORD
Cache-Control: public, max-age=30
Connection: keep-alive
Content-Encoding: gzip
Content-Type: application/json
Date: Mon, 05 Feb 2024 16:48:27 GMT
Expires: Mon, 05 Feb 2024 16:48:57 GMT
Server: cloudflare
Strict-Transport-Security: max-age=63072000
Transfer-Encoding: chunked
Vary: RSC, Next-Router-State-Tree, Next-Router-Prefetch, Next-Url, Accept-Encoding
X-Matched-Path: /api/download
X-Vercel-Cache: MISS
X-Vercel-Execution-Region: iad1
X-Vercel-Id: cle1::iad1::n4d67-1707151707847-d60e0bb0b30d
{
"error": "File not found or empty buffer returned"
}