List of best mirrors for IP address 3.144.235.141, 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/b/bind9/bind9-doc_9.11.5.P4+dfsg-5.1+deb10u11_all.deb