> For the complete documentation index, see [llms.txt](https://apidocs.api19.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://apidocs.api19.com/lookups.md).

# LOOKUPS

- [Carrier and CNAM](https://apidocs.api19.com/lookups/carrier-and-cnam.md): Lookup Carrier or CNAM records