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Update the blog post

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Signed-off-by: Jacob Kiers <jacob@jacobkiers.net>
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Jacob Kiers 2021-08-19 09:03:24 +02:00
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content/posts/2021-08-17-serving-blog-content-over-dns.md
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@ -10,6 +10,8 @@ You might not be able to see it immediately, but the content of this page is ser
This works because of [DNS over HTTPS] for which there is an [API from Cloudflare].
Comments at [Hacker News, apparently][HN].
## How it works
That API is used to load the contents of this page, essentially like this:
@ -62,6 +64,20 @@ These records are base64 encoded content, so when concatenated and decoded, they
Please see the [source code] for the details.
## FAQ
### Why, though?
In short: just because I could. It was one of those ideas I was wondering idly about, and I decided to just try it.
### Has it any practical use?
It is not intended to have any. Since DNS records are fairly small, serving images or something would quickly start
consuming 100s of requests per second. I wouldn't want to do that to Cloudflare 😉
It would be an interesting experiment to see how feasible that is.
[source code]: https://github.com/jacobkiers/html-over-dns "Yes, the title is a pun..."
[DNS over HTTPS]: https://en.wikipedia.org/wiki/DNS_over_HTTPS
[API from Cloudflare]: https://developers.cloudflare.com/1.1.1.1/dns-over-https/json-format
[API from Cloudflare]: https://developers.cloudflare.com/1.1.1.1/dns-over-https/json-format
[HN]: https://news.ycombinator.com/item?id=28218406