@fbnlsr @Netlify No.
The first (ever) request for any resource will take a little longer as it goes to the origin server and then primes the cache in the CDN... but I'd not expect response times like that. Able to share details of your measurements with Support?
My tweets and posts live here on my own domain these days.
You can explore them here and follow me on Mastodon instead of Twitter where I'm not currently active.