fliker09.tk has an A (IPv4) record (217.26.169.66) but a request to this address over port 80 did not succeed.
A timeout was experienced while communicating with fliker09.tk/217.26.169.66: Get http://fliker09.tk/.well-known/acme-challenge/letsdebug-test: context deadline exceeded
Trace:
@0ms: Making a request to http://fliker09.tk/.well-known/acme-challenge/letsdebug-test (using initial IP 217.26.169.66)
@0ms: Dialing 217.26.169.66
@10000ms: Experienced error: context deadline exceeded
A test authorization for fliker09.tk to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
Fetching http://fliker09.tk/.well-known/acme-challenge/u75t8XepoKS9UhROOolydNNqf8Huc7JzBS4Z7MvupMg: Timeout during connect (likely firewall problem)