---
title: "mab (@celcin) | Hashnode"
description: "kubernetes. Read the latest articles by mab on Hashnode."
url: "https://hashnode.com/@celcin"
---

@celcin

# mab

@celcin · Joined October 2023

kubernetes

## Comments

[Hey, thanks for the article, awesome. Where does the IP 10.5.24.245 come from? And why does it require a second dns entry with \*.app.example.com?](https://hashnode.com/posts/cert-manager-dns-challenge-with-cloudflare-on-kubernetes/65380bb2d80730186faafc4b/comment/653975408a6f01795363debb)

Comment · Article · Oct 25, 2023 · [Cert-Manager DNS Challenge with Cloudflare on Kubernetes](https://hashnode.com/posts/cert-manager-dns-challenge-with-cloudflare-on-kubernetes/65380bb2d80730186faafc4b)