@Mikho,

However after this, all outwards dns lookups stop. I can't ping google.com, can't do apt-get update, worst --- exim can't resolve any domains to send mails to.

Softether VPN Server has SSL. Can do vpn over dns as well.

Got a VPS from a provider here and setup squid on it. I've tried using Google DNS servers and not and every time I go to Google.com it loads up google.de. Looks like the IP is being incorrectly detect

(Quote)

Is there any advantage of using a /24 instead of a /25? I've read somewhere that reverse DNS can only be created for /24s and larger

Also is there something as DNS tunnel..I would also Like to know how to set it up.This is just for learning.

I have used DnsMadeEasy.com since 2008 and have never had any issue at all with my DNS. They cost little more then others, but still, if you don't have allot of domains, it's not so expensive.

As for HE having a problem every 3 or so years ... Oh well, it's free and virtually all VPSs have problems more frequently than that. Plus: Not HE's fault if anyone bets all his DNS on 1 (free at that

* How does a "DNS DDOS attack" actually work?

I like ClouDNS. Using them for some time now and were reliable so far and I like the fast record updates. Also got my own bind dns servers (for my CDN), if you got some with different providers in dif

(Quote)

CloudFlare is my go to DNS solution.

CloudFlare's DNS is very reliable and extremely fast.

cloudflare have anycast DNS. Very solid. Also in case your own server goes down you still have control over DNS for a switch and you can lower TTL too.

Problem solved, it just takes some times before DNS is updated. Working now.

No, it's not at a hassle or complicated to have ones own DNS infrastructure. I, for instance, have multiple NSD servers geo dispersed and all I need to do when changing anything is ... well, changing

I use afraid.org for my myriad of hosts, they have a hickup now and then, it is at most annoying, but it beats the extra load to setup and supervise your own DNS network if you make one. Besides, have

Best to stay away from HE DNS (and from any third-party "cloud" DNS services) altogether.

Use them for slave DNS only. Use your own master server. That way they add redundancy to your setup rather than take it away.