I'm also thinking about using a gmail/yandex/whatever e-mail accessed through TOR, just in case. And putting the website on cloudflare, with no e-mail, ftp, or other CF DNS fields that can be directly

Stateless services (e.g. DNS) is likely going to work. Stateful services (e.g. anything that involves TCP or DTLS) may have problems, because two packets from the same source could be routed to two di

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For any IPv4/IPv6-"ADDRESS" you setup the REVERSE-DNS-ADDRESS , ( you add/setup PTR,etc dns-record in your(VPS-Provider/ISP/USP's) DNS-NameServer for your client/customer , &

If you(VPS-Provider) assign one IPv4-"ADDRESS" or one IPv6-"ADDRESS" to your client, then you must have to setup PTR/RDNS (Reverse-DNS) dns-record for that IPv4/IPv

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If it's empty, add nameserver 8.8.8.8 to it and try to see if apt update works. Maybe what you are missing is dns resolvers.

Thanks to @donli I put it under CloudFlare's DNS and it works flawlessly! Thanks bunches for all your responses and efforts =D

I don't think it is your config I think it is your host's nameserver setup (they need to remove their non working nameservers from their internal list). You can try to get BlueAngelHost to fix their

I suspected a DNS fuck up, and there is one, but, i've seen worse.

You should change your name servers from the current ones you are listing at Namecheap ( ns1.shared-host.net and ns2.shared-host.net ) to the free Cloudflare DNS nameservers to eliminate DNS as a pos

I am not a techy person, so I can only guess it's something about the DNS-servers. The domain in concern is https://hotvoid.com and a screenshot of the error-message can be found at https://imgur.co

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Plus I say that being 2 or 3 times cheap, e.g. using a (too) cheap VPS plus free CF plus free DNS is bound to lead to a worse result than properly judging ones real needs and then getting a decent VPS

Thumbs up to PDNS.

https://dns.he.net is a solid one. You definitely should give it a try.