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Knowledgebase : Zulu eDM Support > Email Marketing > Email Delivery (SPAM filters)
There is a known link issue that only occurs in Gmail. The issue is NOT isolated to Zulu eDM, it is widely known. We have identified some possible solutions and will try and resolve the matter during the year. Please note: * The "View in Browser" Opt...
Email authentication is a series of technical steps to authenticate the origin and legitimacy of email for the prevention of fraud (spoof, phishing) and SPAM. It is a cornerstone component of email deliverability (see the Zulu eDM Email Deliverability Whi...
Setting up DNS for DMARC and using your own brand. We recommend that the Return Path = delivery@edm.yourdomain.com. So you will need an MX DNS entry: 1. SET-UP A NEW MX RECORD edm.yourdomain.com MX 10 pmta.zululabs.com 2.) THEN YOU WILL NEED AN SPF ...
The variables for ESP delivery are vast with no ‘one size fits all’ approach available. Each mail provider has their own view on what constitutes SPAM and set their environments up accordingly. This can be as individual as the view held from one employee ...
This article is to help clients that are having issues with email getting through to particular ISP's. We monitor deliverability everyday and ensure we are doing the best we can however some ISP's just want to block email.... it doesn't make sense but it ...
Large ISP’s and email hosts provide a mechanism by which any emails that have been flagged as SPAM by their customers and users are sent to the sender of the email registered with feedback loop. Different feedback loops work in different ways but in gen...
HARD BOUNCES (CONTACTS AUTOMATICALLY UNSUBSCRIBED) Companies, ISP’s and webmail providers like Google and Yahoo will penalize your domain by sending email to dormant, inactive and incorrect email accounts. SPAMMERS often do this using SPAM Bots and so to...
The world has tightened up on email delivery especially if you are sending emails from your domain (marketing@domain.com) from service such as Zulu eDM to your organization or to your web mail host. i.e. Yahoo under no circumstances will accept mail wit...
Google users may not be able to send email to some recipients. Googe has published an article on the fact that their mail servers are being blacklisted. https://support.google.com/a/answer/27642?hl=en [https://support.google.com/a/answer/27642?hl=en] 
Important to note, our software: 1.)    Does not allow any back spray – our Mail Transfer Agent checks for bad emails at time of sending 2.)    MTA throttles the sending to avoid being flagged as SPAM
Double Opt-In is the process of confirming that a contact wishes to be subscribed to your database. Generally this means that they have visited your web site and filled in the subscribe form (single subscribed). Then an email is sent to the contact with a...
SPAM FILTERS: A CHECKLIST 'SPAM' filters are learning every day what's considered 'spammy'. To avoid sending emails that could be considered SPAM here are a few Do's and Don'ts to avoid getting your emails caught up in the 'SPAM' folder where no-one may ...
Whilst we monitor the quality of your lists sometimes poor data slips through. This article may help you if Barracuda blocks your domain or IP address. IMPORTANT:We will know if it is our IP address range that has been blocked and we will address the iss...
GOOGLE: 1.) Send yourself an email 2.) In the reply select 'show original' 3.) That will show the IP address of the sender i.e. you OUTLOOK: 1.) Send yourself an email 2.) Open the full email (not just in the preview) 3.) Choose file 'message prop...
When using the double opt-in function the following message is sent to the subscriber to confirm their subscription. This is not an editable message
When implementing DMARC we check your SPF records. If we find: v=spf1 include:_spf.google.com ~all or  v=spf1 include:spf.protection.outlook.com ~all Then that will mean you need to ensure domain keys are entered into your DNS for any other provid...

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