But it just better for availability, so if one server goes offline not all the parts go down as well, like DNS/Website/Database/Email/Backup ...

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Also using Avoro @dataforest for the websites/DNS part, and Hetzner for the Email part!

My solution is setting a cron task which ping6 dns.google (2001:4860:4860::8844) or one.one.one.one(2606:4700:4700::1001) twice every 7 minutes:

Porkbun also has a decent domain management API (https://porkbun.com/api/json/v3/documentation). Can't buy or sell but is decent if you just want to manage existing domains i.e. NameServers, DNS, etc.

so you can't use another DKIM key in your DNS).

* Reverse DNS Configuration: Yes

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Sure it would be possible to use it outbound only as inbound solely depends on what your DNS's MX record points to. I haven't yet tried this myself but simply going by the technical framework it has t

2- custom setup with a VPS + FastPanel and Cloudflare DNS which works fine but unfortunately sometimes mails land in spam when mailing new contacts

196.67 Mbit/s 34.084 ms Germany, Berlin (DNS:NET) 153.28 Mbit/s 154.56 Mbit/s 36.259 ms Germany, Munich (InterNetX) 264.61 Mbit/s 266.89 Mbit/s 39.558 ms Sweden, Stockholm

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You DNS servers seem to be down. Which makes your domain unreachable.

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In another thread it was mentioned that their LE SSL certificates only work if you use their DNS servers. If so, this seems an unexpected restriction (that really should be mentioned in the offer) and

KeyHelp DNS server for all domains own

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I am not sure of it, but were I to put the website on all 3 VPS, give all 3 VPS the "web server IP" (www. in DNS), would this already be anycast? I read that anycast with TCP has its