https://blog.samourai.is is also accessible.

Although the main domain redirects to samouraiwallet.com which has already been seized.

It appears that their onionsite http://72typmu5edrjmcdkzuzmv2i4zqru7rjlrcxwtod4nu6qtfsqegngzead.onion/ is also down. Maybe it was hosted on the same server as clearnet.