email-validation

Email exist verification

Hi Is it possible to check if an email-address is existing? I have earlier heard that it was possible through "contacting" the email-host, but it could be "dangerous" because your domain could be banned by the respective email-host an treated as spam. My scenario is that i would like to check customers current email in the db, and u...

Optimizing mail() for company firewalls

i there. I'm creating a newsletter for my company - the receivers will most likely be other companys employees using their company email adress. The problem is, when I send mails using mail(), it most will often be catched by the firewall marking it as spam, at it was sent by a webserver. How can I optimize my function, so the amount ...

Is there any other way for email validation in .net?

I'm using a form which ask for email address. I used regular expression for it as .*@.*\..* But it is not working fine for some of my test email id like dsrasdf@@@[email protected] Any one provide me regular expression for the email validation in asp.net or can i use any other method for it. Please give your suggestions. ...

DKIM amavisd test failed

Hello, I have configured a new email server for my company, we are using a cloud server on theplanet.com and a shared hosnting on bluehost.com, I configured the server using iredmail, all works great but when I try to test the dkim keys with amavisd testkeys it returns: TESTING#1: dkim._domainkey.mydomain.com => invalid (public key: n...

Does PHP's filter_var FILTER_VALIDATE_EMAIL actually work?

After reading various posts I decided not to use REGEX to check if an email is valid and simply use PHP's inbuilt filter_var function. It seemed to work ok, until it started telling me an email was invalid because I had a number in it. ie [email protected] works, while [email protected] doesn't. Am I missing something or is the filter_va...

PHP erigi : Depreciated (e-mail validation)

Since erigi() is deprecated in PHP 5 and I am in a need to validate an e-mail id , so which function should be used...? further please give the format for e-mail validation such as: <?php function checkEmail($email) { if(eregi("^[a-zA-Z0-9_]+@[a-zA-Z0-9\-]+\.[a-zA-Z0-9\-\.]+$]", $email)) { return FALSE; } list($User...

Authenticating incoming email sender

I want to develop a system with which users interact by sending in email. Very much like most email discussion groups or like posterous. What checks should I apply to incoming email to make sure it comes from the address it claims to be? ...

Is RegEx used by System.Net.Mail.MailAddress

I have been trying to find a good RegEx for email validation. I have already gone through Comparing E-mail Address Validating Regular Expressions and that didn't suffice all my validation needs. I have Google/Bing(ed) and scan the top 50 odd results including regular expressions info article and other stuff. So finally i used the Syste...

Email address check in Javascript

Hello all, I think many people have done some similar development tasks before: I would like to check the people's email address whether only match @tomtom.com or @stream.com. Currently, I have two solutions in my mind: Using indexof() function var checkTomTomEmail=eo.data.username.indexOf("@tomtom.com"); var checkStreamEmail=e...

Bulk Email Validator

Hello all, I wish to either make use of a freely available email validator (software, script or online service). If this does not exist, are there some free PHP classes that I can make use of to validate email addresses? I have about 100 emails and before I send to these emails I would like to check their validity. I don't want my ser...

Regex to parse Email Form "To" field

If there is one that could handle this, what would be the correct regex pattern to extract email addresses from a string coming from an email form "To" line, that allows the addresses to be delimited by commas ",", semicolons ";", spaces, or any combination of the three. The regex also has to be able to ignore "noise" text, such as if an...

Creative account confirmation without the use of emails

I employ email validation to grant people full use of the site. The trouble is, sometimes these emails get spam-boxed, or never arrive, so I get many people complaining that they cannot confirm their account. Was wondering if there are other (creative) ways to offer secondary validation option to users who didnt get the validation. Its ...

How to verify an email address using c# code?

Possible Duplicate: Validating an email Address in C# I require the c# code for email address verification. I don't want to use validator control now. Anybody can help me with code using RegEx? thx in advance ...

Email confirmation in Rails without using any existing authentication gems/plugins.

I'm working on this alerting service in Rails. And really, all I need to do is, when a user signs up, send a confirmation email to the user. And upon confirmation from the user, activate the user. I tried playing around with Matt Hooks' Authlogic email activation tutorial, but its really leading nowhere. So , any ideas how I can do this ...

Checking if an email is valid in Google Apps Script

I'm using the built-in api for scripting against Google Spreadsheets to send some booking confirmations, and currently my script breaks if someone has filled in an invalid email. I'd like it to just save some data to a list of guests that haven't been notified, and then proceed with looping through the bookings. This is my current code ...

Mail validation with PHP filter_var() or with regular expression.

I have learned today, that it is possible to validate e-mail two ways. One way is by regular expression and the other is by filter_var() function. If anyone could tell me how strong the validation with filter_var is and if there are any recommendations or suggestions on thoughts about switching from regular expression to it, then it wou...