[Support] Update potential-isp-blocking.mdx (#25293)

Add link to WAF FAQ about website blocking

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Co-authored-by: Pedro Sousa <[email protected]>

Author: stechedo

src/content/docs/support/troubleshooting/general-troubleshooting/potential-isp-blocking.mdx

@@ -13,6 +13,6 @@ When an ISP blocks your website, you should expect that:
 
 Enterprise users can lease [static IPs](/byoip/concepts/static-ips/) or get their own IPs advertised using [Bring Your Own IP (BYOIP)](/byoip/). For more information, contact the [Cloudflare Sales team](https://www.cloudflare.com/plans/enterprise/contact/).
 
-It is important to note that an ISP-level block is distinct from other types of website blocking. For example, website owners may enforce certain restrictions (based upon IP, ASN, country, or other factors such as rate limiting) that will return [`1XXX` errors](/support/troubleshooting/http-status-codes/cloudflare-1xxx-errors/) in the HTML body of the response. Website owners configure these blocks, so issues need to be addressed directly with the website owner.
+It is important to note that an ISP-level block is distinct from other types of website blocking. For example, website owners may enforce certain restrictions (based upon IP, ASN, country, or other factors such as rate limiting) that will return [`1XXX` errors](/support/troubleshooting/http-status-codes/cloudflare-1xxx-errors/) in the HTML body of the response. Website owners configure these blocks, so issues need to be addressed directly with the website owner. For more information on website blocking, refer to the [Web Application Firewall FAQ](/waf/troubleshooting/faq/#why-have-i-been-blocked).
 
 For information on individual users being challenged when visiting Cloudflare-protected websites, refer to [Challenges FAQ](/cloudflare-challenges/frequently-asked-questions/#why-am-i-being-challenged-on-a-cloudflare-protected-site).