> For the complete documentation index, see [llms.txt](https://docs.cloudeka.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cloudeka.ai/reference/how-to-troubleshooting-dns.md).

# How to Troubleshooting DNS

- [Introduction](https://docs.cloudeka.ai/reference/how-to-troubleshooting-dns/introduction.md)
- [DNS Verification Steps](https://docs.cloudeka.ai/reference/how-to-troubleshooting-dns/dns-verification-steps.md)
- [Using PTR Records](https://docs.cloudeka.ai/reference/how-to-troubleshooting-dns/using-ptr-records.md)
- [Checking in Palo Alto URL Filtering](https://docs.cloudeka.ai/reference/how-to-troubleshooting-dns/checking-in-palo-alto-url-filtering.md)
- [How To Request a DNS Category Change](https://docs.cloudeka.ai/reference/how-to-troubleshooting-dns/how-to-request-a-dns-category-change.md)
- [Troubleshooting](https://docs.cloudeka.ai/reference/how-to-troubleshooting-dns/troubleshooting.md)