Hello,
Thanks for contacting us, and sorry for any inconvenience that might have been caused due to that.
The error 429 means that the IP address exceeded the daily quota of requests and you should slow down a little bit and retry later.
Can you please confirm if you have selected the Auto-Submit Post Types? If yes, the post will be automatically sent to the IndexNow API when a post is published, updated, or trashed.
However, if you have other websites on the same server or are on shared hosting, There’s a possibility that, other websites may using up the quota.
Hope that helps, and please do not hesitate to let us know if you need our assistance with anything else.
Thank you.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.