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That's the interesting part. It's like they are saying the new IP's won't work until they switch. And at that time the old IP's won't work. So if you don't update your DNS at the exact moment, you

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If both IPs are available on your box for some period of time, you just change DNS to the new entries. Any propagation occurs while you have both so there's no loss of service. Eventually the old IP

Personally I don't like the idea of the inmediate change, because the time that I will lose changing DNS entries and propagating, etc etc...

mysql is a memory hog. DNS setups are usually on very "light" memory VPSes.

http://www.howtoforge.com/installing-powerdns-with-mysql-backend-and-poweradmin-on-debian-etch

i think the reason why zone edit is so fast is because they probably have a godzillion dns zones. I remember using them back as far back as the late 90s and they are probably one of the oldest one sti

For the majority of the world, it still doesn't matter if your DNS updates within 5min.

I find it odd so many shun a control panel of any kind yet will do DNS on a service

Next, HE dns service. Hopefully they are on par with zoneedit.

I use either PowerDNS or dns.he.net for DNS servers. I have finally moved away from CloudFlare.

I use self-hosted DNS via nsd for non-critical stuff. It takes a fairly low amount of memory (~13MB) and responds very quickly.

My ClouDNS load time is faster than HE DNS a lot? (Image)

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My current setup: 1 VPS running NSD with dns.he.net as backup NS

Yes, Hurricane Electric DNS is amazingly good and allows you to have tons of domains and subdomains for free.

DNS Trouble or CloudFlare.

I'm using CloudFlare, DNS changes pushed even faster on their anycast DNS

+1 for dns.he.net. They are awesome. I was a bit skeptical at first but I was pleasantly surprised at how good they are and how fast they are.