https://mrtomlinux.org/tags/pihole/ Recent content in Pihole on Linux Café Hugo en Sun, 04 Oct 2026 11:12:02 +0200 https://mrtomlinux.org/post/2026-10-04-fixing-acme-dns01-on-a-home-lab-using-pihole-/ Sun, 04 Oct 2026 11:12:02 +0200 https://mrtomlinux.org/post/2026-10-04-fixing-acme-dns01-on-a-home-lab-using-pihole-/ <p>Running a single DNS server on a Raspberry Pi or a tiny VM is a common pattern in home labs.<br> When Let’s Encrypt asks you to prove domain ownership via a DNS‑01 challenge, the classic “edit a TXT record” dance becomes a chore if you’re juggling Cloudflare’s web UI.<br> Below is a quick, repeatable recipe that plugs a Pi‑hole into Cloudflare’s API, lets Cert‑bot finish the challenge automatically, and keeps the whole thing lean and secure.</p>