If you've upgraded your iPhones to the just-released iOS version 11 and your email is hosted by Microsoft's Outlook.com, Office 365 or Exchange 2016, you may now find yourself unable to send email from your iPhone. It sounds like a known issue and that it is being work…
The MX servers for Hotmail UK changed in DNS overnight. For those who are caching DNS or have hard coded DNS entries, you're going to run into problems with false positive "user unknown" bounces. Time to flush the cache and make sure you're relying on what'…
If you're running a mailing list manager, or dealing with a reply-handling mail system, like many ESPs have in place, you've learned that DMARC adds a number of challenges to this process. To deal with that, you have probably modified your software to watch for any doma…
LinkedIn just reminded me: Spam Resource is just about sixteen years old, give or take a week or two. After sixteen years (and over 1.6 million page views), I don't always get the chance to post as often as I used to; life is busy and fast moving. I really can't complai…
Over on the Word to the Wise blog, Laura Atkins raises the concern that in response to the recent "prank" email scandal , email technologists are likely to say that this couldn't have happened if the White House had implemented DMARC. She's correct in that DM…
Found on the Sophos Naked Security blog :  Senator Ron Wyden (D-Oregon) contacted the US Department of Homeland Security in a July 18 letter where he ' asked the agency to “take immediate steps” to mandate that all federal agencies implement DMARC (Domain-based Message Aut…
Check out the reply I received in response to a recent AOL Whitelist Request submission: Subject:  Reputation corrected and request denied Your Whitelist request, with the confirmation code X, has been denied.   The requested IP address(es) is receiving temporary failures due t…
Laura Atkins of Word to the Wise explains: "The text to image ratio is not going to make or break delivery." I've certainly had people try to tell me that they think the secret to inbox placement is based on a certain specific text-to-image ratio. Like Laura, I kn…
From Network World, here is an update on the winding down of Verizon's email service, which  I previously reported on here . When is the transition happening? "Once customers are notified, they are presented with a personal take-action date that is 30 days from the ori…
Gmail app users on Android, rejoice -- Google just added phishing protection. If you try to click on a link deemed to be problematic, you'll get warned: “The site you are trying to visit has been identified as a forgery intended to trick you into disclosing financial, perso…
If you're familiar with the "list unsubscribe" functionality, support for which is implemented in Apple's iOS Mail Client, as well as Gmail and Outlook.com, you might wonder why these implementations might not allow you to land at a preferences page when click…
United Kingdom-based ISP Orange (now part of Everything Everywhere aka EE) has announced that they are shutting down their email service as of May 31, 2017. This affects users at these domains: orange.net, orangehome.co.uk, wanadoo.co.uk, freeserve.co.uk, fsbusiness.co.uk, fsli…
As mentioned in a previous post, Verizon recently announced that it is getting out of the email hosting business. Verizon users are being given a choice. They can: Give up their verizon.net email address; or Continue to use their verizon.net email address, but it will now be h…
There's an effort underway within ICANN where the net result could be that publicly-available domain ownership info is no longer available under any circumstances. Does that strike you as the best way to go? I personally don't think it is. WHOIS is a valuable forensic …
As reported last May , the Verizon email user transition to AOL continues, with Verizon now announcing that they have decided to " close down our email business ." Existing verizon.net email users have two options: Continue to use their verizon.net email address, but …
I've been thinking about best practices for password reset emails lately. Instead of trying to re-invent a wheel that other folks have already capably designed, I'll just highlight a couple of thoughts and link to some more detailed info from a couple of folks with have…
Microsoft's Terry Zink announced yesterday on the Mailop list that Microsoft is combining the infrastructure for Outlook.com (Hotmail) and Office 365. As part of this infrastructure update, Microsoft is letting the world know that soon, all outlook.com (hotmail.*, live.*, …