List of best mirrors for IP address 216.73.216.137, located in an unknown country.
I am very sorry, but no mirror was found. Feel free to download directly:
http://mirrordirector-mb.raspbian.org/raspbian/pool/main/p/pyqt6/python3-pyqt6.qtserialport_6.9.0-2+rpi1_armhf.deb