For high-priority backlinks or time-sensitive updates, third-party indexers are...

https://seo.edu.rs/blog/why-your-indexing-tool-says-indexed-but-gsc-says-otherwise-11102

For high-priority backlinks or time-sensitive updates, third-party indexers are useful. Services like IndexMeNow offer plans around $29 for 60 credits, often verifying in under two minutes. However, don't use these as a crutch