luxsci.com/blog/ssl-versus-tls-whats-the-difference.html
Discussion of the similarities and differences of TLS and SSL encryption by LuxSci: provider of Secure Email and Web Security Services.
kb.mediatemple.net/questions/1918/Hosting+multiple+SSL+certi...
with IP addresses running out developers created a method to use multiple SSL certificates on 1 IP address, the only thing stopping this was browser support. Browser support for this is now wide spread.
Overview...
geekswithblogs.net/bvamsi/archive/2006/03/23/73147.aspx
An article on the Overview of SFTP, FTPS, SCP and FTP
support.mozilla.org/en-US/questions/954856
How do I get Firefox to re-check a websites ssl certificate? It's giving me a message saying my site's ssl certificate is expired when it isn't.
canyouseeme.org
A free open port check tool used to detect open ports on your connection. Test if port forwarding is correctly setup or if your port is being blocked by your firewall or ISP. It is useful to users who wish to verify port forwarding and check to see if ...
www.checkmyemail.co.za
Free online tool to check the spam rating of your email before you send it.
www.emailspamtest.com
A simple spam check to ensure your emails arn't junked.
It sucks not getting emails through. This simple email spam test tool helps you to determine if your email may be flagged as spam, or filtered away by spam filters. You'll get results base ...
www.allaboutspam.com/email-server-test/
This page does a check of your Outgoing Email Server to see how the Email server fares with respect to some of the “best practices”.
If you are facing issues where your outgoing Emails are consistently rejected by other servers or land up in Ju ...
www.emailonacid.com
This site offers a service where it checks your email so you can make sure it does not get put in spam foolders on delivery and what it looks like when viewed in the different email clients. The free version is restricted but off the following features ...
isnotspam.com
IsNotSpam online spam checker was created to help you test email and newsletter content, and alert if it is likely to trigger spam filters.
Simply compose your email and send it to the email address listed at the top of the page, using your usu ...
www.spamanalyse.com
Spam Analyse your newsletters and improve the deliver your email-marketing.
Spam analyse is a application built to check if your email newsletter is spam filter friendly. Also check out our articles on the latest spam findings.
...
www.melon.com.au/melon-stork
Melon Stork is a free email deliverability spam checker.
This tool is designed to assist legitimate email marketers. The tool can help you determine whether your email will inadvertently be identified as spam ...
entry.boomerang.com/spamchecker.aspx
Thies tool does what it says on the tin and checks your email to see it it will fall foul of any spam rules before you send it out to your target audience/mailing list.
Boomerang.com is providing t ...
lyris.com/us-en/contentchecker
Lyris ContentChecker uses the SpamAssassin content filter to validate email marketing campaigns against rules widely adopted within receiving domains.
Get your spam score and increase deliverability
Knowing your email’s ...
dkimvalidator.com
Now you can quickly view your DomainKeys, DKIM, and SPF validity, and SpamAssassin score in one place. Just send an email to any address @dkimvalidator.com. Then check here to see the results.
www.mail-tester.com
mail-tester.com is a free online service that allows you to test your emails for Spam, Malformed Content and Mail Server Configuration problems.
www.isnotspam.com
IsNotSpam online spam checker was created to help you test email, email marketing and newsletter content, and alert if it is likely to trigger spam filters.
www.port25.com/support/authentication-center/email-verificat...
Discover the rich features in PowerMTA that help you adopt and adapt to changing email authentication standards including support for DKIM and SPF and setup for DMARC. To use our automated testing tool, send a sample of a marketing email or newsl ...
tools.email-checker.com
This email checking tool connects to the mail server and checks whether the email exists.
For valid email addresses, you can view additional intelligence including pictures, web, blog and local searches. Click the info.. button ...
verify-email.org
Verify email address online using free email verification tool. It is a modern interface that shows you the responses from the server.
Looking to verify an email?
This emai ...
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