Jae's Blog

2025-04-18

Configuring DNSSEC on systemd-resolved

Filed under: Networking,Tutorials — jae @ 19:31
Enabling DNSSEC on systemd-resolved is quite easy. First, let’s go in /etc/systemd/resolved.conf.d/main.conf and add/modify the file like so: For good measure, you can also enable DoT (DNS Over TLS) in there, which you can use with something like DNS0. Restart systemd-resolved using systemctl restart systemd-resolved and voilà. Now, if you type something like resolvectl query […]

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2025-04-04

Making your own web corner

Filed under: DevOps,Networking,Random,Tutorials — jae @ 04:11
So, you’ve finally bought yourself a domain (or thinking about it), got a server at home, and now you want to host your own corner of the web? Great! Allow me to be your guide through this journey. Pre-requisites You’ll need a bunch of stuff for this tutorial, including: A domain Your domain will be […]

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2025-01-14

The state of IPv6 in Resonite

Filed under: Networking,Resonite — jae @ 03:58
Given sessions in Resonite are hosted by the players themselves, IPv6 is very useful in this context as there are no needs to battle with CGNAT or other network shenanigans and restrictions ISPs might put in place to save up on IP space. As full native IPv6 support is currently being worked on (see GH-143 […]

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2025-01-08

GitHub and IPv6 in 2025

Filed under: Networking — jae @ 03:53
In this year 2025, the main GitHub domain still doesn’t serve over IPv6. Some subdomains do have IPv6 though, just… not what you would expect. For instance, avatars.githubusercontent.com: Whereas none of the other domains accessed when accessing github.com (named github.com, github.githubassets.com and alive.github.com) has IPv6. The package registry ghcr.io as well doesn’t support IPv6: And […]

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2024-12-29

Verkkokauppa.com DNS

Filed under: Networking — jae @ 03:44
Verkkokauppa.com is a chain of web and physical stores originating from (and limited to) Finland, akin of Amazon here if you will. When trying to search for a USB-C computer mouse, IPvfoo told me that the website was accessible over IPv6, which I never noticed before. I then queried the DNS server to see where […]

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2024-12-01

Setting up WireGuard tunnels from a BGP router

Filed under: DevOps,Networking,Tutorials — jae @ 03:28
I recently re-started my BGP shenanigans, and with that, re-setup some VPNs using WireGuard for my personal machines. I basically use those to whitelist connections to certain applications to only the prefix used by my machines. The host machine runs Debian and BIRD, and the end devices are diverse from standard Linux machines, to Windows […]

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