I'm following this to install Tor on a Debian based machine.
However, I'm unable to add Tor's gpg key to the system's apt repository:
root@fenrir:~# gpg --keyserver keys.gnupg.net --recv A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89 gpg: keyserver receive failed: No keyserver available root@fenrir:~# gpg --keyserver keys.gnupg.net --recv 886DDD89 gpg: keyserver receive failed: No keyserver available root@fenrir:~# gpg --keyserver keyserver.ubuntu.com --recv 886DDD89 gpg: keyserver receive failed: No keyserver available root@fenrir:~# gpg --keyserver keyserver.ubuntu.com --recv A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89 gpg: keyserver receive failed: No keyserver available root@fenrir:~# gpg --keyserver pgp.mit.edu --recv A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89 gpg: keyserver receive failed: No keyserver available root@fenrir:~# gpg --keyserver sks-keyservers.net --recv A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89 gpg: keyserver receive failed: Connection refused
root@fenrir:~# gpg --keyserver keys.gnupg.net --recv A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89
gpg: keyserver receive failed: No keyserver available
root@fenrir:~# gpg --keyserver keys.gnupg.net --recv 886DDD89
gpg: keyserver receive failed: No keyserver available
root@fenrir:~# gpg --keyserver keyserver.ubuntu.com --recv 886DDD89
gpg: keyserver receive failed: No keyserver available
root@fenrir:~# gpg --keyserver keyserver.ubuntu.com --recv A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89
gpg: keyserver receive failed: No keyserver available
root@fenrir:~# gpg --keyserver pgp.mit.edu --recv A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89
gpg: keyserver receive failed: No keyserver available
root@fenrir:~# gpg --keyserver sks-keyservers.net --recv A3C4F0F979CAA22CDBA8F512EE8CBC9E886DDD89
gpg: keyserver receive failed: Connection refused
I'm unsure if the GPG keys of Tor are no longer available or if the key servers are down.