Google Search Console has been up to date with the flexibility to generate extra correct reviews on the pages listed within the index protection report.
This replace did happen on December 15, however Google simply introduced the change in the present day through Twitter.
Beginning December 15, the Index Protection report can generate extra correct reviews on listed pages. Because of this, some pages that had been "crawled – presently not listed" are actually recognized to be listed. You will note a graph notification on this report. pic.twitter.com/RLgmo6x8jX
– Google Site owners (@googlewmc) December 18, 2019
There may be additionally an annotation on the index protection report itself stating that an "occasion occurred" on December 15 which may have an effect on the info within the report. The annotation refers to an information anomalies web page containing additional info:
"The Index Protection report can now generate extra correct reviews on listed pages. Because of this, some pages which have been scanned – presently unindexed are actually recognized to be listed. Because of this, you may see a web page switch from the Excluded state to the Legitimate state. This doesn’t mirror any change in your web site, however a extra correct accounting system. "
This modification will have an effect on the index protection report information from December 15.
Associated: Google says a few of the search console information for December could also be inaccurate