WebThis message wasn’t delivered to anyone because there are too many recipients, the limit is {number}. This message has {number} recipients. To check what the limit is set to launch the Exchange Management Shell, … WebFeb 13, 2024 · In the E-Mail Name Resolution section, click Clear Most Recent Recipients list, and then click OK in the confirmation dialog box. While you're still in Options, to return your mailbox to the full version of Outlook on the web, go to Outlook version, clear the check box for Use the light version, and then click Save.
Fix NDR error 550 5.1.0 in Exchange Online - Exchange
WebJun 2, 2015 · Outlook itself doesn’t hold a limit for the amount of addresses that you can send to within a single email. ISPs or corporate mail administrators usually have one of the following limits set or a combination of them; number of recipients for a single email. number of emails that you can send in an hour. number of emails that you can send in a ... WebJan 25, 2024 · 550 5.2.255 Sender throttled due to continuous invalid recipients errors. If Exchange Online sees too many errors during submissions for a mailbox related to the five issues covered, that mailbox will be throttled from sending using SMTP AUTH specifically for a period of time. In many of these cases, customers might fail to notice that anything ... mcs 3249 specs
Customizable Recipient Limits in Office 365 - Microsoft …
WebMar 31, 2024 · The MaxRecipientEnvelopeLimit parameter specifies the maximum number of recipients for a message. The default value is 5000. The valid input range for this parameter runs from 0 through 2147483647. If you enter a value of Unlimited, no limit is imposed on the number of recipients for a message.Exchange treats an unexpanded … WebNov 5, 2014 · Even if the total size of all the file attachments doesn't violate the message size limit, there is still a limit on how many attachments are allowed in the message. 125 … WebJun 21, 2024 · To avoid this problem, either break your recipients up into lists fewer than 250, then send one of those lists each hour. If you regularly send emails to a long list of people, one simple way to do so is to use the Mailing List feature in My cPanel. You’ll find it in the Email section. Create an email list for the first 250 recipients, one ... life insurer rankings