List of best mirrors for IP address 3.16.130.96, located in an unknown country.
I am very sorry, but no mirror was found. Feel free to download directly:
http://mirrordirector-mb.raspbian.org/multiarch/pool/main/libz/libzstd/libzstd1-dbgsym_1.4.10+dfsg-1+rpi1_arm64.deb