It's not just you.
$ wget -v --timeout 10 https://downloads.openwrt.org/
--2020-11-24 03:54:20-- https://downloads.openwrt.org/
Resolving downloads.openwrt.org (downloads.openwrt.org)... 168.119.138.211, 2a01:4f8:251:321::2
Connecting to downloads.openwrt.org (downloads.openwrt.org)|168.119.138.211|:443... failed: Connection timed out.
Connecting to downloads.openwrt.org (downloads.openwrt.org)|2a01:4f8:251:321::2|:443... failed: Cannot assign requested address.
Retrying.