Can not ping acme-v02.api.letsencrypt.org from server

curl -I -v https://acme-v02.api.letsencrypt.org/directory

  • About to connect() to acme-v02.api.letsencrypt.org port 443 (#0)
  • Trying 172.65.32.248…
  • Connection timed out
  • Trying 2606:4700:60:0:f53d:5624:85c7:3a2c…
  • Failed to connect to 2606:4700:60:0:f53d:5624:85c7:3a2c: Network is unreachable
  • Failed connect to acme-v02.api.letsencrypt.org:443; Network is unreachable
  • Closing connection 0
    curl: (7) Failed to connect to 2606:4700:60:0:f53d:5624:85c7:3a2c: Network is unreachable