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Questions tagged [mx-record]

MX records are used by the Domain Name System (DNS) to control the delivery of email to mail servers using SMTP.

226 questions
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Why do mxrecord should be change to string?

I was trying to connect SMTP server to domain name import socket() import smtplib import dns.resolver getdomain = user_email.split('@') check_domain = dns.resolver.query(getdomain[1], 'MX') …
Awesome
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Mailgun Server response: 550 Sender rejected

Recently I ran into a problem trying to send email using the mailgun API because mailgun uses the domain registered with mailgun in the 'sender' field for the email 'envelope' map. The failed response error message I got was: Server response: 550…
R J
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Email Validation using MX

Need to implement the email validation to find if the email really exists. After some search found that the this is not possible due to the spam control techniques used (e.g. grey listing). So moved with MX and A attribute check (as we are not…
msher420
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Mx Record change from Amazon AWS Route 53 for Fastmail

I wants to use Fast mail service for receiving all mails of my website but stuck in configuring the MX Record from Route 53. I have added the MX record like this: Name: mail.locate.ie. Type: MX Values: 10 in1-smtp.messagingengine.com 20…
K Ravi
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is there a way to check if an email exists using Javax.mail?

Ok, how can Javax.mail check if an email is existing? Let say I sent a message from a@cc.com to b@cc.com using Javax.mail. b@cc.com does not exist but Javax still saying that it sent the message OK. That is just like you email to a non-existent…
Tum
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Heroku + Gmail + CNAME + 1&1 = woes

Heroku recently said they are moving everyone off the legacy dns they had before and wanting everyone to use CNAMEs. That's great, except that my client also uses Google Apps for their email. Turns out that with 1&1 you cannot point a domain to a…
Dave Sanders
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Email Id exists or not in real through MX records via socket connection in java

I m trying to verify whether an email id exists or not in real. after doing some RND , was able to find out a code to check the existence of email id and i m doing this through MX records. It works fine for the local servers but i am not able to…
Sandeep Joshi
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Accepting emails from domain with wildcard subdomain

I'm setting up an app to preform mailhooks. You create an account, assign a callback url, and a pattern to match. Then you get a subdomain that you can send email to. Something like accountname.mail.appdomain.com. This is how it might…
seanbrant
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Fast concurrent checking of SOA DNS records for .co.za domains

I want to implement bulk availability checking of .co.za domain names as accurately as possible by checking for the existence of SOA or MX records using C# ASP.NET. I am looking for a solution that can check for the relevant DNS records in a way…
Petrus Theron
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How do I setup Mandrill MX records and keep my old email?

I setup MX records for my domain. According to the tutorial, all other records should be removed. I removed the old records and have since realized that I still want a regular e-mail account, info@mydomain.com How do I setup my MX records to…
quantumpotato
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Send mail() with php and google apps mx record on 000webhost, and some questions

I am making the validation part of the account registration of my website, where a message is sent to the user email with a link to validate the account. I am using 000webhost hosting. I've read that their mail service is poor and that I should get…
Agusfn
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Can I have both Google Apps and another e-mail service in my MX records?

I have a client who I'm switching to Google Apps. We've set up the Google Apps account but have not yet added Google's MX records. We're going to wait a few weeks before actually switching them over to Google Apps for mail. In the meanwhile, Google…
cwd
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Linux postfix won't send to local domain

I think the crux of this issue is that I'm a postfix neophyte, but here goes. I'm using postfix's sendmail on a 1&1 VPS account to post messages from a webserver (through PHP; contact forms, password resets, etc.). It's working fine, except mail…
kyle
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AWS SES multiple values for MX record MAIL FROM

I have SES domains in 2 regions, let's say test.example.com. I want to configure a custom MAIL FROM domain for them, like mail.test.example.com. I create an MX record in Route53 in test.example.com hosted zone with this…
jumpy
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SMTP email using Exchange server from web application

I have a site that uses SMTP to send outgoing messages, but I'm having trouble integrating this with our exchange server. I have an external company which hosts our exchange server, so when I setup our web site I set in the web hosts MX record to…
boolean
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