Google has updated its Indexing API documentation to add a few things but the largest update talks about how "all submissions through the Indexing API undergo rigorous spam detection." Plus, it says ...

Google tightens Indexing API rules, warning users of spam detection and possible loss of access revocation for abuse. Google is cracking down on Indexing API abuse. Multiple accounts or exceeding ...

We know the Google Indexing API should be used for just job postings and live-streaming content. If you use it for other content, it just won't do what you want. A Black Hat World thread seems to ...