List of best mirrors for IP address 52.15.179.165, 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/libs/libssh2/libssh2-1-dev_1.9.0-2+deb11u1_armhf.deb