DNS servers updated on the mailbox hosting website are updated simultaneously. However, because the dns cache of your dns servers abroad and the computers you use displays the old records, you think your dns update that you performed is wrong or not. In such cases, first of all, query your domain name at www.mailbox.com.tr to view the update you made, you can see the current DNS records of your domain name from your query. then you can clear your dns cache and test reaching your domain.
Feb. 27, 2020, 4:27 p.m.