To connect, either use webchat or configure a client.
Try HexChat - HexChat settings screenshot - mIRC settings screenshot
Server: irc.bad.pet
Port: 6697
SSL: Yes (valid, TLS1.2+)
You can /list channels after a minute or three - this reduces spam.
A registered account is required to create channels.
You can authenticate with any of the following, roughly in order of preference:
* SASL
* EXTERNAL (mTLS (client certificates), sha256)
* PLAIN
* ECDSA-NIST256P-CHALLENGE
* Server password (automatically forwarded to NickServ)
* /NickServ (or /quote NickServ)
* /msg NickServ
IRCv3 capabilities: account-notify account-tag away-notify batch cap-notify
chghost echo-message extended-join inspircd.org/standard-replies
invite-notify labeled-response message-tags multi-prefix server-time
setname sts userhost-in-names
Also supports websockets at wss://irc.bad.pet/