The most likely is the first:
Especially when you say:
If the file is infrequently requested from a CDN node, it is removed.
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| [Support Guide] How does Netlify’s CDN handle caching files? | 16 | 9999 | October 1, 2024 | |
| [Question] related to: Making the most of Netlify’s CDN cache – how to mark as «has not changed» | 1 | 1193 | November 12, 2019 | |
| Netlify answers slowly on static file access (after deploy?) | 28 | 15543 | March 2, 2020 | |
| [Support Guide] Making the most of Netlify's CDN cache | 4 | 12133 | September 30, 2019 | |
| Netlify's default cache headers | 3 | 3597 | March 6, 2021 |