A specific Zoom webinar invitation is immediately delivered to Deleted Items for every recipient in the organization. Transport rules, Defender actions, hidden mailbox rules, Outlook, and webmail rules…
A specific Zoom webinar invitation is being delivered directly to Deleted Items for every recipient, while other messages from the same sender arrive normally. I checked transport rules,…
I requested production access for Amazon SES about a year ago and was rejected almost immediately. Since other people seemed to be having similar experiences, I switched to…
We have an older Windows Server 2012 machine running the IIS 6 SMTP service as an internal relay for devices that send through our Exchange Online tenant. Most…
We're launching a new SaaS application and need Amazon SES only for low-volume transactional messages such as account verification, login codes, and password resets. We won't send marketing…
We use SMTP2GO to relay scan-to-email messages from employees' home copiers into our Microsoft 365 tenant. The service has worked reliably for more than a year, but since…
We use SMTP2GO to relay scan-to-email messages from employees' home office copiers into our Microsoft 365 tenant. It worked reliably for more than a year, but since Monday—around…
We're launching a new SaaS application and need Amazon SES only for low-volume transactional messages such as account verification, login one-time passwords, and password resets. We won't send…
Is anyone else seeing Exchange Online problems in the US Central and Midwest regions? Some internal messages are delayed or failing with errors such as `432 4.2.0 STOREDRV.Deliver.Exception:AgentGrayException.CryptographicException`…
Amazon denied my request to use Simple Email Service, and I'm trying to understand why. I'd prefer to keep my infrastructure on AWS rather than pay another provider…
My project is ready to launch, but I'm still waiting for SES production access so I can leave the sandbox. I submitted the request about 36 hours ago,…
I'm trying to reset my Instagram password, but the verification email with the reset code never arrives in my Gmail inbox. I've checked Spam and searched through my…
As a managed service provider, we're evaluating our strategy now that Microsoft plans to end support for Basic SMTP authentication in late 2026. This change will affect devices…
I'm looking for alternatives to SMTP2GO because I've seen it highly recommended, but I'm curious what other services provide built-in functionalities for unauthenticated SMTP. Specifically, I need options…
I'm looking for advice on setting up SPF and DKIM for a customer using Gusto to send emails. They use Microsoft 365, and I want to ensure their…
I recently tried to reply to a bank's email using my Microsoft 365 account from GoDaddy. After sending my response, I received an automated error message stating: '550…
I've noticed a surprising trend where various IT departments seem to overlook DKIM, DMARC, and SPF settings when they implement third-party services. Is this really as common as…
I'm having a frustrating issue with our email system after migrating to a new hosted Exchange platform. We've noticed a bizarre problem where some emails intended for a…
I've been facing a frustrating issue with emails being blocked from reaching Outlook, Hotmail, and other Microsoft domains. I have a strong reputation with my IPs and my…
Starting this past Monday, February 23rd, I've been facing issues with sending bulk emails to Outlook, Live, MSN, and Hotmail domains. The error message reads: "451 4.7.650 The…