Is it bad to only sign some of a domain's emails with DKIM?

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Is it bad to only sign some of a domain's emails with DKIM?

Is it OK if I sign a subset of domain emails, or is this an all-or-nothing game? We use Amazon's Simple-Email-Service for sending e-commerce emails. We would like to sign these with DKIM. This same domain is also used for all email addresses for the corporation behind this e-commerce operation. Due to some IT constraints, it does not look like we'll be able to sign the employee emails for many months to come. Do spam protection servers look at the domain and see a DKIM public key and say, ...

Answer:

DKIM doesn't tell you anything about whether a message is spam or not (although it's a bit more work...

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George W Bush at Information Security Mark as irrelevant Undo

Other solutions

Is there any downside to adding DKIM to some but not all emails from a domain?

In a typical situation where multiple email servers are responsible for delivering email from users of a given domain (e.g. Google Apps, individual SMTP servers, hosted SMTP servers, ...) is there any downside to enabling DKIM for just one of those servers...

Answer:

No significant sized domain can turn on DKIM all at once, so if turning on DKIM for part of a domain...

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Jim Fenton at Quora Mark as irrelevant Undo

How do I create a DKIM signature for email in Media Temple?

I send emails from two sources: 1. Gmail (three work emails so Google Apps supports sending emails from those three work email addresses with my domain) and 2. Emails generated by my site like invitations, responses to comments, weekly updates, etc....

Answer:

There's now a Media Temple help article on setting up DKIM for email accounts - maybe this didn't exist...

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Piers [Surname] at Quora Mark as irrelevant Undo

Does Amazon SES support DKIM ? If so, how can we implement it?

Hi everyone, Amazon SES is great for sending transactional emails. But in order to increase delivery rate and not to be flagged as spam, we need to do some settings such as : SPF Records SenderID DKIM SPF and SenderID settings are quite easy. But...

Answer:

In July 2012 Amazon announced support for Easy DKIM, a way to configure messages sent with SES to use...

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Jeffrey McManus at Quora Mark as irrelevant Undo

How can I prevent spammers to use my domain name as the sender in spam emails?

I have already set successfully DKIM and SPF records to my domain but the emails keep coming back when antiviruses and email blockers bounce spam emails back to my domain.

Answer:

How do you know you've made it?!?  Spammers spoof your domain!  :) WIth your SPF record, you could update...

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Kevin Friedman at Quora Mark as irrelevant Undo

I keep getting emails like these.. this is the 3rd 1 in less than an hr. I don't have "extra" email accounts?

Here is a copy of the latest email: Change notification for your Extra Email address ... From: Yahoo! Mail <[email protected]> ... Add to Contacts To: [email protected] You may have been receiving emails to your Extra Email Address...

Answer:

I received 2 similar messages. Each message contained different instructions. Both not with much detail...

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Melrose at Yahoo! Answers Mark as irrelevant Undo

How to sell a domain name to an interested buyer without getting scammed

I've been contacted out of the blue by a total stranger who has offered me a good-sized chunk of money for a domain name I registered about 4 years ago. I'd be happy to sell it to him, but have no idea how that works. How do I avoid getting scammed,...

Answer:

sedo.com is a seemingly reputable domain broker that can arrange escrow (for a fee, of course). I've...

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Devils Rancher at Ask.Metafilter.Com Mark as irrelevant Undo

How do Google employees sign up for sites that require a company email?

A lot of b2b products require a company email (custom domain), so they blog emails from Yahoo and GMail. How do Google employees sign up for sites like these, assuming they all have @Gmail emails?

Answer:

Google employee have @google.com email

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Eric Le at Quora Mark as irrelevant Undo

For the last 24 hours I have not been able to access my emails. I get a cross domain issue in Mongo?

I can sign on OK and my inbox shows new messages but I cannot open or read them. I simply get 'opening yahoo' All other internet sites are fine, as is my Hotmail account. Only Yahoo has the error - how do I fix it please?

Answer:

Most likely: You may have a corrupt cache file -- it makes all KINDS of things go wonky. Try this: clear...

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Laurence I at Yahoo! Answers Mark as irrelevant Undo

Change notification email rec'd today abt extra email addresses and disposable addresses-?

What's up with the email alerts that went out to Yahoo Premium members about 'you will no longer be receiving emails to any other domain that you did not sign up with. You will only receieve emails to your Extra email address: cocoluvr" (that's...

Answer:

I received this response (see below***) for a similar question. The information in the link is somewhat...

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sporty2 at Yahoo! Answers Mark as irrelevant Undo

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