Posts Tagged ‘propagation’

Faking a very fast DNS change and propagation

Tuesday, August 24th, 2010

So you need to transfer high traffic, dynamic site with the minimum possible amount of down time.

Just reducing the DNS TTL’s won’t always work as expected, as many providers have been reported to ignore the TTL values.

So, instead of just changing the TTL to a small value and pray, there is a small hack you can apply to this particular situation. (more…)