Use SPF in Dashboard > Services > Email Services > Anti-Spam not working
I need a solution Hello,I have this checkbox enabled for one of my domains and have sent myself gmail spoofed email on purpose to generate an SPF error, but the spam filter just passes it through....
View ArticleUnable to Send Email
I need a solution Attepts to send email to aramark.com domain fail with error: "The server has tried to deliver this message, without success, and has stopped trying. Please try sending this message...
View ArticleEmails not getting through to MessageLabs clients; 250 response, no bounce
I need a solution For the last few months, emails from our users have not been getting through to MessageLab mailboxes. Messages are all DKIM signed, and we have checked the SPF records are valid. No...
View ArticleMessages Accepted by MessageLabs but not recieved by client
I need a solution I have noticed that customers attempting to email users on the Symantec message labs platform have their emails apparently accepted by eu2.messagelabs.com but they do not show up in...
View ArticleEmails being blocked by Symantec filtering
I need a solution HiWe are having emails from our company domain blocked by several other companies using Symantec cloud - Error 553 - message filtered. We are sending emails through GmailI have...
View ArticleUnable to Send Email to Certain Domains
I need a solution Hi Support,Currently our domain is unable to send any emails to all domains administrered by Message Labs. We receive a bounce back email saying it was blocked due to message...
View Articlemessagelabs.com blocking our mail
I need a solution Can anyone help me? Messages to tgasourcing.com and kasasia.com are blocked by messagelabs.What can I do to unblock it.I would appreciate it if someone could investigate this...
View Article421 Service Temporarily unavailable
I need a solution Same issue I am seeing on other threads, but with no answer. Emails stuck in queue with 421 service temporarily unavailable. 1) Emailed investigation@review.symantec.com and their...
View ArticleMessageLabs Passive Screening causing false positives on click through
I need a solution We have several customers that receive emails from various sources that require tracking of clicked URL's by end users.These domains and IP's were whitelisted and everything worked...
View ArticleTLS support on secondary MX server
I need a solution We are running verifications on our domain to show that our email is encrypted. Checktls.com (and others) is showing our domains are not secure due to the secondary Mx record not...
View Articleemail bounce back 533 error even we do not use messagelab at all
I need a solution Our postfix in ubuntu server sends emails to our own abc.com domain. We do not use any symantec messagelab service at all. the DNS used is google 8.8.8.8For the past few days, we...
View ArticleEmail being filtered as spam
I need a solution As many other people on this forum we are having troubles delivering mail to our customers that are using Symantec cloud services, since all our messages (sent by Office365) are...
View ArticleMy emails are being rejected by your filters
I need a solution Hello,i am receiving delays 421 4.4.1 timed out errors to 3 of your clients.my sending IP is 68.117.112.132 and is not blacklisted. I have no apparent issues with our server.Can you...
View Article421 Service Temporarily unavailable Mails rejected Protocol/SocketError
I need a solution We have the same issue as others. We can‘t send any mails from our domain d-parts.de. Tried sending logs to investigation@review.symantec.com but failed with error "554 5.1.2...
View ArticleUnable to receive email after Enforced TLS enabled
I need a solution Hi All,i'm hoping someone can help me, I've tried emailing support@messaglabs.com but got an auto reply saying they no longer respond to emails.My company provides email services to...
View ArticlePlease remove my mail server IP address from your blacklist
I need a solution Hello,I am the administrator of the mail server of the www.ah1z.com domain name, which is a family used mail server.I saw on your https://ipremoval.sms.symantec.com/ipr/lookup tool...
View ArticleReleased mail from spam is not coming into the normal inbox
I need a solution --Urgent--Can someone help me, please.I have some mails which areseen as spam and are now in the email quarantine. These mails are not spam.I've released the emails several times...
View Article553 Message filtered - zero support from Symantec
I need a solution Let me start off with stating that we are currently not a Symantec Cloud Email customer. However a lot of our clients appear to be using this product.Start around Feb 25, 2019 we...
View ArticleLegitimate emails being blocked - please help
I need a solution Currently we seem to be having legitimate emails to a number of our customers being blocked by Symantec Cloud.During our initial investigations it became apparent that there was a...
View ArticleMessageLabs blocking our mail even though our reputation is good
I need a solution I'm the new Exchange admin for my company. We run a hybrid O365/Exchange 2010 environment. Our O365 emails to MessageLabs clients have no issue, but our on-prem Exchange 2010 emails...
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