isp.google.com - AS215855

Mar 22, 2025 1 min read

asn215855 geofeed caddy

Hosting My Own Geofeed (and Making Sure It Actually Works)

I recently set up a Geofeed for my ASN (AS215855) and figured I’d share how I’m hosting it — along with a small quirk I ran into around MIME types. What’s a Geofeed? A geofeed is a simple CSV file that helps geolocation providers (think MaxMind, IPinfo, etc.