Hot answers tagged

33 votes

How should I handle the problem of people entering others' e-mail addresses without annoying them with "verification" e-mails?

At its root, this is a problem about verifying ownership of an email address, and as far as I know there are only two ways to practically verify ownership of an email address: Send a verification ...
Maximillian Laumeister's user avatar
22 votes
Accepted

Is there any list of email addresses reserved because of security concerns for any Public Email Service like Gmail / Yahoo?

Here is a list of addresses that you may want to treat as reserved: abuse 1,4 admin 2,3,4 administrator 2,3,4 hostmaster 1,2,3,4 info 1,3 is 3 it 3 list 1 list-request 1 majordomo 4 marketing 1 mis 3 ...
Stephen Ostermiller's user avatar
13 votes

How I can ensure that a link sent via email is opened only via user clicks from a mail client and not by bots?

In short: you can't. Answer depends on the definition of "bots", but if a bot can crawl the e-mail, the bot can hit the link. A bot doesn't necessarily respect robots.txt, or mentioned html ...
cusco's user avatar
  • 131
10 votes

Is there any advantage using separate domain for mails?

One purpose is to help protect domains from incidental spam. A good practice by many large companies that have emails generated by users (either directly or via actions taken online) is to have the ...
Chris Rutherfurd's user avatar
10 votes
Accepted

How I can ensure that a link sent via email is opened only via user clicks from a mail client and not by bots?

Incorrectly used meta tags Instead of using two meta tags, you should put both values into a single tag. With two tags, some search engines may choose to obey only one of the two. <meta name="...
Stephen Ostermiller's user avatar
9 votes
Accepted

Does it really help against spam to replace the "@" with "(at)" and similar practices?

Yes, different email obfuscation methods do work with varying degrees of success. But each has to be weighed with whether they affect the ability for your customers to communicate easily with you. I ...
garth's user avatar
  • 1,079
9 votes
Accepted

Why is google.com trying to send emails from my domain?

Short Answer: You're seeing internally routed emails in your DMARC reports, for recipient domains hosted on Google GSuite. From the screenshot you share, it seems like these emails sent from Google ...
Reinto's user avatar
  • 490
8 votes

How to get whitelisted in microsoft's email network?

The deep link to get whitelisted for Microsoft's email network is: http://go.microsoft.com/fwlink/?LinkID=614866&clcid This gives you the form "Sender Information for Outlook.com Delivery"
Hans Rossel's user avatar
8 votes

How should I handle the problem of people entering others' e-mail addresses without annoying them with "verification" e-mails?

There is not much you can do to avoid verification mails (in case you actually need to store and verify mails at all, of course): if you display it to users or sent mails to that address, you better ...
eckes's user avatar
  • 209
7 votes
Accepted

DMARC -- understanding aggregate reports

Are these reports something that can be acted upon? Yes, but most of the information will hopefully be confirming all is OK with your configuration. How Should DMARC reports such as these be acted ...
richhallstoke's user avatar
7 votes

How I can ensure that a link sent via email is opened only via user clicks from a mail client and not by bots?

Not only can you not ensure it, it's highly likely that the link will be retrieved by programs not under the user's control. Many spam and phishing filters will pre-fetch any web pages linked to in ...
Mark's user avatar
  • 236
6 votes

Why am I getting foreign language spam with nothing to sell nor any links in the email?

I can't claim to know all the motivations of spam bots, but the main motivation is creating links to help SEO. Most of the bots submitting this form don't even realize that it is a contact form. ...
Stephen Ostermiller's user avatar
5 votes

How to forward emails to my custom domain to my Gmail account?

Simple solution: Use http://improvmx.com/ and then set your MX records and you are done.
Nate Bunney's user avatar
5 votes

Are webmaster accounts required for non-email domains?

As specified by the Internet Engineering Task Force (IETF) Request For Comments (RFC) #2142, the proposed standards are specified. Link here: If your domain uses DNS, HTTP and SMTP, then you should ...
wwhite's user avatar
  • 51
5 votes
Accepted

Is it considered spam to set "From: " header to the user's email in a contact form?

Using the user's email address as the 'from' address in a form notification email is not a good idea because it will trigger many spam filters due to a "spoofed" sender. There are two systems which ...
Ryan Griggs's user avatar
5 votes

MxToolbox says dmarc DNS record is not found despite having one configured with NameCheap

According to Namecheap's documentation on TXT records: Note: the domain name itself should not be included to the Host field. Consequently, enter dkim._domainkey instead of dkim._domainkey....
K B Dave's user avatar
  • 151
5 votes

Are .xyz domains usually blocked by mail servers?

What I'm more concerned is if I'd get blocked by mail servers since .xyz was also used for lot of spam mail and what not. You can not control what/how others configure their email systems. Various ...
Patrick Mevzek's user avatar
5 votes
Accepted

Mission critical transactional email

What techniques can you suggest to improve deliverability? Change paradigm. E-mail can fail for so many reasons. Deliverability cannot be guaranteed. Tracking is missing. An idea: save the form ...
Kate's user avatar
  • 1,073
4 votes
Accepted

Fixing my mail servers outgoing IP being on spam blacklists

Don't bother getting that IP off those lists. Too much effort, outcome uncertain, and no guarantee for the future. How much mail do you send? Is that hundreds of mails per months, or tens of ...
SPRBRN's user avatar
  • 156
4 votes
Accepted

Does pointing an MX Record to a server allow it to send mail as well?

MX records have nothing to do with sending mail. Anybody can send mail that appears to come from your domain. DNS records can now be used to authenticate official mail sending servers. The ...
Stephen Ostermiller's user avatar
4 votes

How to create email address which not affect when servers changing?

Use some sort of 3rd party DNS hosting provider. Someone above mentioned your Registrar (Dynadot, GoDaddy, etc) but you can also use something like CloudFlare as well. When you change hosts, you ...
Dynadot's user avatar
  • 757
4 votes

GDPR - Kills email marketing, How can I do email marketing under GDPR?

It sounds like the problem here is people are already not very engaged with your emails. I see two approaches to reach your audience before the deadline: Send another email, but make it engaging. ...
WebElaine's user avatar
  • 1,920
4 votes

Getting Gravatar to appear in email Inbox

I think I should clarify an erroneous misconception you may have about Gravatar. Gravatar isn't for displaying an avatar next to your email address, rather it is for associating an avatar with your ...
Chris Rutherfurd's user avatar
4 votes

Can I receive email for multiple domains using a single email server?

It is very common for one mail server to handle the email for several (or even thousands of domains). When you buy hosted email services, you point your MX records to their email server. Your email ...
Stephen Ostermiller's user avatar
4 votes

Prevent gobbledegook submissions to web contact forms

I think pspell is the wrong approach: misspellings can and do happen -- and of course there are words like proper nouns that even if spelled correctly might trigger an error in pspell. We had a ...
Aaron's user avatar
  • 181
4 votes
Accepted

How to find the DKIM selector without being the owner of the domain?

I assume your client has sent an email to you at some stage, in the headers search for ‘DKIM-Signature’ to find the DKIM signature applied to the message. This DKIM-Signature contains an attribute ‘s=’...
Steve's user avatar
  • 8,438
4 votes

Does DMARC Add Value Beyond Reports?

DMARC is a way to publish your domain sending practices, and the policy you want to apply to unauthorized senders. In a nutshell, it is a way to stop forged email pretending to come from your domain. ...
fvsdpl's user avatar
  • 101
4 votes
Accepted

Yahoo rejecting email after registrar change

The problem could be IP reputation. The message is rather clear. The specific IP address (209.182.201.150, I assume it's your mail server) is being rejected. Plus, that IP address is present in at ...
Kate's user avatar
  • 1,073

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