I think the contact info is located on their blog.
https://blog.coincheckup.com/contact/
or try this one.
https://coincheckup.com/contact
OK, thanks - we have sent them our updated info.
let me know if you need more nodes, I used to provide several with the now dead saffron
and point me where to get the code.We have two seed nodes built into the system. you are more than welcome to add more if you want to - it never hurts. Code is on GitHub or the website - all links on the OP. Welcome aboard !!!