nsupdate

A while back, the https://www.freebsddiary.org/topics.php#opteron – the colo facility was purchased and the new owners are not interested in donating services to open source projects. That host also acted as a DNS host for all my domain. I pressed a small VPS into service. It handled the query services fine, but updates were sluggish. It took a few hours for it to catch up to Let’s Encrypt renewals. To be fair, this $5

Back in the good old days, I managed my DNS zones files by checking them into the repo, and then running svn up on the name servers. When I started using Let’s Encrypt, I stopped doing that because of the use of nsupdate. This post outlines how I added two new zones to my nameservers: vbsdcon.org vbsdcon.com The zone files Here is the zone I created. $ cat vbsdcon.org.db vbsdcon.org. 3600 IN SOA

You have an old DNS server: tallboy.example.org You have a new DNS server: ns1.example.org You have a domain, example.com, for which you want to swap the old DNS server with the new DNS using nsupdate. NOTE: the domain is example.com The NS servers are in example.org (different domains). These are the commands you issue: update delete example.com. IN NS tallboy.example.org. update add example.com. 3600 IN NS ns1.example.org. send Of note, you mention the

I’m in the process of designing my own centralized Let’s Encrypt solution. It was Peter Wemm’s blog post about Let’s Encrypt in the FreeBSD cluster which got me started down this road. My rough notes are this this gist. This blog post assumes you are already familiar with Let’s Encrypt and especially with the dns-01 challenge. This previous post might also be useful. In this post, I’ll show you have to generate a