Bad reputation due to snow shoe spamming, but not compromised
I need a solution I'm maintaining a personal (Zimbra based) mailserver that serves a couple of domains for me and some friends. The server is part of a VM infrastructure that has 4 ip addresses to...
View ArticleSymmantec Cloud Blacklist Removal
I need a solution Hi There,I am posting on behalf of our client with the domain name of coldxpress.com.au. as they are receiving bounceback messages from every single organisation that is currently...
View Articleserver...messagelabs.com returned an error > 553 (emails rejected)
I need a solution I need help. I have a new laptop with new subscriptions to Office 365 and to Norton Internet Security. And, now I have a new problem, but only when I send an email to one person's...
View ArticleMoved server to new IP; emails are now being marked as spam by Email Security...
I need a solution We recently moved our mail server to a new IP (5.39.25.177) and it seems that email from our new IP to Email Security Cloud is now being marked as spam.We've checked the IP with...
View ArticleEmail being blocked - 553 Message filtered
I need a solution Email from our domain (knightstone.co.uk) sent via our Office365 email service to exchange online users who are unable to send out email.Error DetailsReported error:550 5.0.350...
View ArticleMessages marked as spam. Reason : tests=ipchecker
I need a solution Hello,We have an uncompromised mailserver with four IPs: - 212.129.48.30 - 212.129.48.31 - 212.129.48.32 - 212.129.48.33Our IPs are not listed on any blacklists (very good reputation...
View ArticleConnection rejected by policy [7.7] 14310
I need a solution Hi Request for Delisting for our IP address - 192.99.173.244BFFC79BA0294 450920 Thu Jul 13 14:08:23 (host cluster9.us.messagelabs.com[216.82.251.41] refused to talk to me: 501...
View ArticleOur whole subnet has a negative reputation due to snow shoe spamming techniques
I need a solution Hi,a lot of customers are complaining that they can't sed email to specific domains.These domains are using your appliance as anti-spamMy MX servers are perfectly clean on every RBL...
View ArticleProblems with Emails going through messagelab servers
I need a solution Hi,My customer's email server ( 119.73.162.37 ) when connect to the messagelabs servers will have the following errorsJul 18 10:54:17 XXXXX postfix/smtp[6955]: 4BA6E8000BC59:...
View ArticleEmail being blocked wrongly - 501 Connection rejected by policy [7.7]
I need a solution Hi, I have posted several times in other threads but they seem to be being missed.We too have the 501 Connection rejected by policy [7.7] problem, and as with everyone else, our...
View ArticleIP Repeatedly being listed as 'bad' by reputation service.
I need a solution Hi, I’m hoping finally this may get some results. We started providing a new email service for our clients a few weeks ago, yet for some reason, your reputation system seems to be...
View Articleconnect to cluster8.eu.messagelabs.com[85.158.137.99]:25: Connection timed out
I need a solution Hello,I'm having a Shared Linux Virtual Server. Whenever sending a mail to domains using cluster8.eu.messagelabs.com , we are getting this error message.connect to...
View Article501 Connection rejected by policy [7.7] 14005
I need a solution I have this error but I don't understand the reasonR=lookuphost T=remote_smtp H=cluster3vk.eu.messagelabs.com [85.158.137.83]: SMTP error from remote mail server after initial...
View Article501 Connection rejected by policy [7.7] 5507
I do not need a solution (just sharing information) Hello We are trying to send mails to a certain domain but we receive the next message xxxx.xxxx@StandardAero.com host...
View Articleconnect to cluster3.eu.messagelabs.com[194.106.220.51]:25: Connection timed out
I need a solution Hellowe can not send email to your serversconnect to cluster3.eu.messagelabs.com[194.106.220.51]:25: Connection timed out If we check "IP Investigation Query" result is "The IP...
View ArticleBounced by destination server with response: 5.3.0
I need a solution Hello,the last few days all our mail to Symantec customers returns bounced. Other mail system problem ('553', ['Message filtered. Refer to the Troubleshooting page at',...
View Article553 Message Filtered Bouncebacks
I need a solution Hi,Some of our outbound email is being blocked by Symantec -Remote host said: 553-Message filtered. Refer to the Troubleshooting page at...
View Article553 Message Filtered - Happened Again
I need a solution Hi3 weeks ago Symantec started blocking our outbound emailsRemote host said: 553-Message filtered. Refer to the Troubleshooting page at...
View ArticleEmail Security.cloud how to get last 30 days emails hits to our message labs
I need a solution We want to get the list of all sender email adress those are email rejected by Antispam with Security ScanAnti-Spam Service Action:BlockedReason:Sorry, your email address has been...
View Article501 Connection rejected by policy [7.7] 5507
I need a solution Hello, We have been having a ton of issues with your RBL listing. We had an issue on IP 198.20.66.50 - dklfinance.com.au over two years ago and it has been resolved for ages and yet...
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