List of best mirrors for IP address 18.118.32.6, 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/q/qtwebkit-opensource-src/libqt5webkit5_5.212.0~alpha2-21+rpi1_arm64.deb