ESPN FPI has our SoS ranked #89:
https://www.espn.com/college-football/fpi/_/view/resume/sort/resume.avgsosrank/dir/asc
The one linked in the OP has us at 30. Seems drastic. I wonder if the OP ranking is the whole season scheduled based on a snapshot right now where as the ESPN FPI is only the teams we have played to date?