Response

Response Element

Description

EmailAddress.Input The email address submitted for verification.
EmailStatusCode The short code assigned to an email address defining its type depending on how it affects your Email Deliverability. For details, see EmailStatusDescription below.
EmailStatusDescription The description of an EmailStatusCode assigned to an email. Options are:
EmailStatusCode EmailStatusDescription
l1 These domains only send emails and don't accept them.
l2 Emails fail RFC syntax protocols.
l3 Emails exceeded their space quota, and they no longer receive emails (temporarily)
l4 Emails belong to commonly misspelled popular domains.
l5 These email addresses do not exist.
l6 These domains don't have any DNS records or have incomplete DNS Records.
l7 These domains point to an unroutable IP address.
D1 This is a Catch-All category, the email is valid but impossible to validate without sending an actual email and waiting for a bounce.
R1 These emails are believed to be spam traps.
VR1 These emails are of people known to click the abuse links in emails, hence abusers or complainers.
R2 These emails are part of ISP complainers, direct complainers, purchased addresses, and domains that don't send mail.
VR2 These emails contain keywords that correlate to possible spam traps.
V4 These are part of role-based emails, which strongly correlate to people reporting emails sent to them as spam and abuse.
V5 These emails are role-based and belong to a catch-all domain.
D2 These email addresses are temporary and become invalid after a set period.
R3 These email addresses are known for abuse and spam. They may also be bot-created emails.
D3 Emails belong to domains set up to forward their MX records into one domain.
E1 These emails have anti-spam systems deployed that are preventing validation. Please retry these emails or reach out to our support.
E2 These emails caused an exception when validating. If this happens repeatedly, report it to our support.
I8 These emails belong to a mail server that won't allow an SMTP connection.
I9 These emails belong to a mail server that disconnects immediately upon connecting.
I10 Email is under the greylisted category, which is preventing the validation attempt.
I11 These emails belong to a mail server that is not responding to mail commands.
I12 These emails belong to a mail server returning a temporary error.
I13 These emails belong to a mail server that responds slowly.
Status Reports the success or failure of the validation.
F
The email validation failed.

Otherwise, if the field is not returned or is returned empty, the validation process was successful.

Status.Code

Provides reason for failure, if any.

Most common responses are:
  • MissingTopLevelDomain
  • InvalidTopLevelDomain
  • BadCharacterInLocal
Status.Description Description of the problem if present.
Top Level Domain
Example, .com in someone@fred.com) is missing
This value appears if Status.code=MissingTopLevelDomain
Top Level Domain
Example, .comm in someone@fred.comm) is invalid
This value appears if Status.Code=InvalidTopLevelDomain
Bad Character in Local Part
Example, someone>there in someone>there@fred.comm) is invalid
This value appears if Status.Code=BadCharacterInLocal
EmailAddress The processed email address. This is usually the queried email or corrected version of the email address.

If the email address is corrected, the EmailCleansed field will be Y.

Deliverable The emails sent to this email address are not bounced by the mail server and are delivered to the inbox.
Disposable The email address originates from a website that provides temporary email addresses.
Risky The email address is considered as problematic, and it is not recommend emailing it. This includes spamtraps or potentially toxic addresses.
CatchAll The email server is configured to accept all emails at this domain even if the email address it is addressed to, does not exist.
SyntaxValid The email address conforms to the most common interpretations of valid email address syntax.
Safe An email sent to this email address is delivered to a real person and is not used for malicious purposes.
EmailCleansed
Y
Email address is corrected as a part of the processing.
N
Email address is not corrected.
ResultCode
VALID_CONFIRMED
The email address passed 100% of the safe-to-deliver process.
VALID_PRESUMED
It cannot be confirmed as 100% deliverable, and has no evidence of being undeliverable.
DISPOSABLE
The email address originates from a website that provides temporary email addresses or the email server is configured to accept all emails at this domain even if the email address it is addressed to, does not exist.
RISKY
The email address is considered as problematic, and is not recommend emailing it. This includes spamtraps or potentially toxic addresses.
INVALID_CONFIRMED

The submitted email address contains an error and is invalid.

INVALID_SYNTAX
The email address does not conform valid email address syntax.
PROCESSING_ERROR
The email cannot be verified due to configuration on the email server, or due to an unknown error. Retry is possible but not guaranteed to be successful if requested again.
NameFound
Deprecated

This field will return the response as "N".

SocialInfoFound
Deprecated

This field will return the response as "N".