Getting an unknown source error response code 403 – anyone know how to fix this? or What causes an un

Hey! I had the same unknown source error response code 403 last week. Turns out it was a Cloudflare block on my IP.

Try checking if the site uses Cloudflare—if it does, you might be flagged as a bot. Switching to mobile data or a different VPN server fixed it for me.

Also, give this site a shot: [IPQS](https://www.ipqualityscore.com/) to see if your IP’s blacklisted.