service is down or too slow

service is down or too slow

Dear sir,

we are unable to send receive mail smoothly, its even taking lot of time to acess mail in browser, and zoho mail -it appears that service is down or too slow dont know the problem. Can you advise when this issue will be fixed?
 we are using following ID's

vikas@arrowheadglobal.in
sales@arrowheadglobal.in
info@arrowheadglobal.in