07-Email Disposable E-mail Address
As an email marketer, reaching his audience effectively is essential for the success of your campaigns. In today’s online world, many people use temporary email addresses called disposable email domains. This can be both good and bad for email marketers. Understanding how disposable email domains impact your email marketing efforts is crucial for optimizing engagement and maximizing results.
What are Disposable Email Domains?
Disposable email domains are temporary email addresses created for short-term use. Users often employ these addresses to sign up for online services, newsletters, or forums without giving out their main email address. Popular disposable email services include 10minutemail.com, Guerrilla Mail, and Temp Mail.
Challenges:-
Low Engagement Rates: Emails sent to disposable addresses may have lower open and click-through rates since users often use them for temporary purposes and may not engage with the content.
Spam Filtering: Many disposable email domains are flagged by spam filters, leading to your emails being automatically routed to the spam folder or rejected altogether.
Data Quality Concerns: Since disposable email addresses are temporary, maintaining accurate subscriber data becomes challenging, impacting the quality of your email list.
Deliverability Issues: Email service providers may view emails sent to disposable addresses as suspicious, affecting deliverability rates and sender reputation.
Strategies for Overcoming Challenges:-
Segmentation: Segment your email list to identify and exclude disposable email addresses. Focus your efforts on engaging with subscribers who are more likely to interact with your content.
Email Verification: Implement email verification processes during the signup phase to detect and block disposable email addresses. This ensures that your list comprises genuine subscribers who are interested in your content.
Content Personalization: Tailor your email content to resonate with your audience’s interests and preferences. Personalized emails are more likely to capture the attention of subscribers, regardless of the email address type.
Optimize Deliverability: Monitor your email deliverability metrics closely and address any issues promptly. Utilize best practices for email authentication, such as SPF, DKIM, and DMARC, to enhance deliverability and inbox placement.
Incentivize Engagement: Offer incentives or exclusive content to encourage subscribers to use their primary email addresses rather than disposable ones. This fosters a more meaningful connection with your audience and increases the likelihood of sustained engagement.
block and verification:-
block into PowerMTA:-
domain-macro Disposable_dom nitwings.com, 0-00.usa.cc, 001.igg.biz
<domain $Disposable_dom>
type discard
discard-as-bounce yes
</domain>
block into Postfix:-
add the line in the Postfix’s “/etc/postfix/main.cf”.
transport_maps = hash:/etc/postfix/transport
Way one:- only send an email for Yahoo and Gmail all other domains are discarded
write /etc/postfix/transport
gmail.com:
yahoo.com:
* discard:
Way two:- only discard specific domains and all others are allowed.
create /etc/postfix/transport
nitwings.com discard:
blackpost.net discard:
Where to get Disposable:-
https://raw.githubusercontent.com/iocium/download.throwaway.cloud/main/list.txt
“https://raw.githubusercontent.com/andreis/disposable-email-domains/master/domains.json”
“https://github.com/ivolo/disposable-email-domains/blob/master/wildcard.json”
You can use open.kickbox.com free API to write automation and find out whether the domain is disposable or not.
“https://open.kickbox.com/v1/disposable/yopmail.com”
Small Providers need to block disposable domains because spam filter providers use unused disposable boxes as traps and generate high spam complements. Also, it is included in phishing and suspicious activity.