---
title: Troubleshooting · Cloudflare DNS docs
description: The following topics are useful for troubleshooting DNS issues.
lastUpdated: 2024-09-20T08:42:16.000Z
chatbotDeprioritize: false
source_url:
  html: https://haleycode-patch-1.preview.developers.cloudflare.com/dns/troubleshooting/
  md: https://haleycode-patch-1.preview.developers.cloudflare.com/dns/troubleshooting/index.md
---

The following topics are useful for troubleshooting DNS issues.

| Resource | Location | Type |
| - | - | - |
| [FAQs — DNS Firewall](https://developers.cloudflare.com/dns/dns-firewall/faq/) | DNS Firewall | FAQ |
| [Troubleshooting DNSSEC](https://developers.cloudflare.com/dns/dnssec/troubleshooting/) | DNSSEC | Troubleshooting |
| [General DNS issues](https://developers.cloudflare.com/dns/troubleshooting/dns-issues/) | Troubleshooting | Troubleshooting |
| [Fix DNS\_PROBE\_FINISHED\_NXDOMAIN](https://developers.cloudflare.com/dns/troubleshooting/dns-probe-finished-nxdomain/) | Troubleshooting | Troubleshooting |
| [Fix DNS\_PROBE\_POSSIBLE error](https://developers.cloudflare.com/dns/troubleshooting/dns-probe-possible/) | Troubleshooting | Troubleshooting |
| [Troubleshooting email issues](https://developers.cloudflare.com/dns/troubleshooting/email-issues/) | Troubleshooting | Troubleshooting |
| [General FAQ](https://developers.cloudflare.com/dns/troubleshooting/faq/) | Troubleshooting | FAQ |
| [Unexpected \_acme-challenge TXT records](https://developers.cloudflare.com/dns/manage-dns-records/troubleshooting/acme-challenge-txt-record/) | DNS records > DNS records | Troubleshooting |
| [Cannot verify a domain with CNAME](https://developers.cloudflare.com/dns/manage-dns-records/troubleshooting/cname-domain-verification/) | DNS records > DNS records | Troubleshooting |
| [Existing NS records block new record creation](https://developers.cloudflare.com/dns/manage-dns-records/troubleshooting/existing-ns-record/) | DNS records > DNS records | Troubleshooting |
| [Exposed IP addresses](https://developers.cloudflare.com/dns/manage-dns-records/troubleshooting/exposed-ip-address/) | DNS records > DNS records | Troubleshooting |
| [Cannot add DNS records with the same name](https://developers.cloudflare.com/dns/manage-dns-records/troubleshooting/records-with-same-name/) | DNS records > DNS records | Troubleshooting |
| [Stale response for upstream DNS resolution](https://developers.cloudflare.com/dns/manage-dns-records/troubleshooting/stale-response/) | DNS records > DNS records | Troubleshooting |
| [Troubleshooting full setup](https://developers.cloudflare.com/dns/zone-setups/full-setup/troubleshooting/) | DNS setups > DNS setups | Troubleshooting |
| [Cannot add domain to Cloudflare](https://developers.cloudflare.com/dns/zone-setups/troubleshooting/cannot-add-domain/) | DNS setups > DNS setups | Troubleshooting |
| [Delete all DNS records](https://developers.cloudflare.com/dns/zone-setups/troubleshooting/delete-all-records/) | DNS setups > DNS setups | Troubleshooting |
| [Domain deleted from Cloudflare](https://developers.cloudflare.com/dns/zone-setups/troubleshooting/domain-deleted/) | DNS setups > DNS setups | Troubleshooting |
| [Troubleshooting secondary nameservers](https://developers.cloudflare.com/dns/zone-setups/zone-transfers/troubleshooting/) | DNS setups > DNS setups | Troubleshooting |
