Much like subdomains, you could use a namespace you control for all local work as well. Name all your images “yourname/actualimagename”. At worst, you pull in a

Much like subdomains, you could use a namespace you control for all local work as well. Name all your images “yourname/actualimagename”. At worst, you pull in an image of yours from remote. The analogy comes from local subdomains. Use “home.yourname.com” and your dns server can be set to never look this up in upstream servers and resolve it locally. No accidental leakage anymore.