You can use Dynu's DNS failover which will change the IP for the host name as soon as it senses the IP is down. It will also revert the IP back to original one once the IP is accessible.

* Free DNS Hosting

430.25 Mbit/s 81.557 ms Germany, Berlin (DNS:NET) 157.41 Mbit/s 319.26 Mbit/s 90.341 ms Spain, Madrid (MasMovil) 104.60 Mbit/s 242.78 Mbit/s 91.993 ms Italy, Rome (Unida

I really like them, especially since they re-write the from: address of the sender. Helps with DMARC-protected domains. Their DNS-based configuration is really cool too.

The biggest but however is indeed the clientele. With lots of expertise and a bit of luck one can have mostly "normal" clients who say run a small web site or a DNS server on their 2

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So you will go DNS > Cloudflare IP > Your IP. So no DNS update is required, you just have to let cloudflare know your new / failover IP and you're up and running again.

Really interesting idea, but doesn't it do a DNS failover? Not sure if Cloudflare supplies it's own IP that can be used as the front face for the server but that's what I want in a way. An IP that wil

IP address results in immediate change, no DNS "propagation" (misleading term but let's go with it) required.

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on the same provider, you can look at using DNS with healthchecks (route53 does it, as do others).

I was one of the people who noticed the leaked customer details and immediately pointed it out to him, in Live Chat. I was very concerned though assured it would be addressed. This was at a time where

- 5 IP Addresses on Private VLAN with Reverse DNS

246.94 Mbit/s 119.654 ms Germany, Berlin (DNS:NET) 148.52 Mbit/s 272.11 Mbit/s 126.657 ms Spain, Madrid (MasMovil) 166.47 Mbit/s 229.77 Mbit/s 112.237 ms Italy, Rome (Unidat

276.35 Mbit/s 119.876 ms Germany, Berlin (DNS:NET) 147.00 Mbit/s 282.29 Mbit/s 126.779 ms Spain, Madrid (MasMovil) 160.92 Mbit/s 267.07 Mbit/s 112.181 ms Italy, Rome (Unidat

The only use case I see for a different IP is when you need reverse DNS for your mail server. Then again since the IP shortage providers probably look more at SPF/DKIM and even if you do need reverse

We operate an Anycast Network (CDN and DNS) and want to reduce our latency in Brazil.

431.30 Mbit/s 13.544 ms Germany, Berlin (DNS:NET) 399.36 Mbit/s 284.74 Mbit/s 21.901 ms Spain, Madrid (MasMovil) 355.68 Mbit/s 164.90 Mbit/s 32.715 ms Italy, Rome (Unidat

An SMTP server, or in DNS terms, Mail Exchange (the MX record).

2nd, once i know what the thing is called (lets call in IncomingMailServer for now), how do i configure DNS to point to my vm?