Sorry I have been gone for awhile, the blog was down for maintenance while we focused on projects. I will be adding content soon, in the meantime if you are following this blog for CyberSecurity posts along, you should read the following post from Brian Krebs
https://krebsonsecurity.com/2020/12/solarwinds-hack-could-affect-18k-customers/
You should probably check your list of IP addresses against the following dump:
https://github.com/bambenek/research/blob/main/sunburst/ipv4-addresses.txt