Support Center

Invalid Email

Last Updated: Aug 01, 2013 04:29PM MDT
Whenever you enter an email address on the site, we will check to see if it is a valid email address.  Typically invalid email address occur when you unintentionally add a space in the email address or a hidden character is included in the email (this can occur when you copy and paste the email address). To correct the email address simple review retype in the email address by hand (do not copy and paste) and verify it meets the valid formats as illustrated below.

Valid email addresses

  • user@[IPv6:2001:db8:1ff::a0b:dbd0]
  • "much.more unusual"
  • ""
  • "very.(),:;<>[]\".VERY.\"very@\\ \"very\".unusual"
  • 0@a
  • postbox@com (top-level domains are valid hostnames)
  • !#$%&'*+-/=?^_`{}|
  • "()<>[]:,;@\\\"!#$%&'*+-/=?^_`{}| ~  ? ^_`{}|~.a"
  • ""


[edit]Invalid email addresses

  • (an @ character must separate the local and domain parts)
  • (character dot(.) is last in local part)
  • (character dot(.) is double)
  • (only one @ is allowed outside quotation marks)
  • a"b(c)d,e:f;g<h>i[j\k] (none of the special characters in this local part is allowed outside quotation marks)
  • just"not" (quoted strings must be dot separated, or the only element making up the local-part)
  • this is"not\ (spaces, quotes, and backslashes may only exist when within quoted strings and preceded by a slash)
  • this\ still\"not\\ (even if escaped (preceded by a backslash), spaces, quotes, and backslashes must still be contained by quotes)

Contact Us