jjkiers/html-over-dns
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Update the blog post

Browse Source 
Signed-off-by: Jacob Kiers <jacob@jacobkiers.net>
This commit is contained in:
Jacob Kiers 2021-08-19 09:03:24 +02:00
parent cf84cc76d9
commit b7792607ff
1 changed files with 17 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
content/posts/2021-08-17-serving-blog-content-over-dns.md
View File

@ -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
[HN]: https://news.ycombinator.com/item?id=28218406