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asaidi

asked on

mx record

Hi
my mx record are:
hayeshigginskk.com      MX preference = 15, mail exchanger = mail.hayeshigginskk.com

hayeshigginskk.com      MX preference = 10, mail exchanger = mail1.eircom.net
here the eircom.net is the priority,and eircom.net is my isp..
when i spoke to mdaemon (mail server) technician about some problem like the email is very slow to get when i send no problem but to receive email it takes 10 to more minutes,also some of the emails are rejected..then he suggest to change my priority to  MX preference = 15, mail exchanger = mail.hayeshigginskk.com like this i will have my emails fine..my question is:
if i do this how long will take to be actif?
can i have problem if i change it ?

thank you
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Chris Dent
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Hey,

Everyone that sends mail to your domain will perform a lookup on the MX Record. Then the requesting server will remember the MX Record for as long as the TTL (Time To Live) value states.

In your case the TTL is 1 Day, meaning it will take anything up to a day for everyone to realise your MX Record has changed.

If you change it back it will take another Day to become effective.

You can reduce this by lowering the TTL value for your MX Record if the DNS administrator allows you to do so.

Chris
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asaidi

ASKER

sorry about that how you calculate the ttl and in my case is one day
ASKER CERTIFIED SOLUTION
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Chris Dent
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