I just set a ckpool image, you can mine using

fvm.giize.com:3334
wallet_addr_testnet4:x

This node is reachable using I2P:

And Yggdrasil-network, an ipv6 overlay network (that also works over IPv4). If anyone is interested connecting using this network, you need to install and configure it on your machine using latest release from their github repository, it takes no more than 10min, my address inside this network: