This is expected behavior as we stopped crawls using the old infrastructure in June 2022.
DocSearch is now hosted on new infrastructure. If you'd like the service to continue, please follow the steps here: Migrating from the legacy scraper | DocSearch by Algolia
The free DocSearch plan, doesn't include technical web support from the Support team. For further assistance, you can post your question on the Algolia Community Forum or Discord. For front-end issues, you can raise the issue directly on GitHub. In addition, you can review our DocSearch Documentation and FAQ.