* Looking up irc.esper.net
* Connecting to irc.esper.net (185.34.216.141:6697)
* * Certification info:
*   Subject:
*     CN=irc.esper.net
*   Issuer:
*     C=US
*     O=Let's Encrypt
*     CN=Let's Encrypt Authority X3
*   Public key algorithm: rsaEncryption (4096 bits)
*   Sign algorithm sha256WithRSAEncryption
*   Valid since Oct 18 23:47:16 2017 GM to Jan 16 23:47:16 2018 GM
* * Cipher info:
*   Version: TLSv1/SSLv3, cipher ECDHE-RSA-AES256-GCM-SHA384 (256 bits)
* Connection failed (certificate has expired.? (10))