Get bounces list - ExpertSender Help Center

Using this method you can retrieve a CSV with a list of bounces for a particular time period.

The list includes bounce date, bounced email address, and diagnostic codes.

Request data format

Request URL parameters:

Parameter	Type	Notes
apiKey	string	Your API key, required for authentication. Required.
startDate	date	Start date of bounces period. Required.
endDate	date	End date of bounces period. Required.
channel	string	Limit returned data to selected channel. Optional. Defaults to Email. Valid values are: All Email SmsMms
bounceReason	int	Limit returned data to selected bounce reason. Optional. Valid values are: 1 – User unknown 2 – Mailbox full 3 – Blocked 6 – Unknown 7 – Other
bounceType	int	Bounce type. Optional. Valid values are: 1 – Hard 2 – Soft 3 – Transparent

Examples:

https://api.esv2.com/v2/Api/Bounces?apiKey=YOUR_API_KEY_HEREu0026amp;startDate=2010-05-20u0026amp;endDate=2010-05-22nn
https://api.esv2.com/v2/Api/Bounces?apiKey=YOUR_API_KEY_HEREu0026amp;startDate=2010-05-20u0026amp;endDate=2010-05-22u0026amp;bounceReason=1
https://api.esv2.com/v2/Api/Bounces?apiKey=YOUR_API_KEY_HERE&startDate=2010-05-20&endDate=2010-05-22&bounceType=2

Response

The response from this method is always data in CSV format, rather than XML, because the amount of data returned can be substantial.

CSV response minimizes overheads and allows for seamless integration with third party code/systems.

Response content type is „text/csv”. Returned data contains a header with column names in the first row.

CSV output is formatted using following settings:

Field separator: comma (,)
Quoting character: („)
Escape character: („)
Encoding: UTF-8

CSV response columns:

Parameter	Type	Notes
Date	datetime	Bounce date. YYYY-MM-DD HH:MM:SS format.
Email	string	Bounced email.
Phone	string	Bounced phone number.
BounceCode	string	Bounce diagnostic code used to recognize bounce type.
BounceReason	string	Bounce reason. See below for all possible bounce reason.
BounceType	string	Bounce type. See below for all possible bounce types.

CSV response for channel set to:

All:
- Date
- Email*
- Phone*
- BounceCode
- BounceReason
- BounceType

* In each row either Email or Phone should be filled in, never both.

Email:
- Date
- Email
- BounceCode
- BounceReason
- BounceType
Phone
- Date
- Phone
- BounceCode
- BounceReason
- BounceType

Bounce types (one of those will be in BounceType column in CSV):

Name	Description
UserUnknown	Email does not exist.
MailboxFull	Mailbox is full or otherwise temporary inaccessible.
Blocked	Message blocked, usually for spam-related reasons.
Unknown	Unknown reason when bounce cannot be classified.
Other	Other bounce reason. This category contains transport-related issues, mail server bugs etc.

Bounce type (one of those will be in BounceReason column in CSV):

Name	Description
Hard	Persistent problem with email address.
Soft	Temporary problem with email address.
Transparent	Temporary problem not counted.

Examples

Get multiple messages

Request:

GET https://api.esv2.com/v2/Api/Bounces?apiKey=test_api_key1&startDate=2010-10-01&endDate=2010-10-02&channel=Email HTTP/1.1 
Accept-Encoding: gzip,deflate 
User-Agent: Jakarta Commons-HttpClient/3.1 
Host: api.esv2.com

OK response:

HTTP/1.1 200 OK 
Cache-Control: private 
Content-Type: text/csv; charset=utf-8 
Server: Microsoft-IIS/7.5 
X-AspNetMvc-Version: 2.0 
X-AspNet-Version: 2.0.50727 
Set-Cookie: TIMEZONE=Central European Standard Time; path=/ 
X-Powered-By: ASP.NET 
Date: Thu, 08 Dec 2011 12:02:14 GMT 
Content-Length: 463  

Date,Email,BounceCode,BounceReason, BounceType
2010-10-01 17:10:00,test1@yahoo.com,some test bounce code, UserUnknown, Hard
2010-10-01 17:10:00,test2@yahoo.com,some test bounce code, MailboxFull, Soft
2010-10-01 17:11:00,test3@yahoo.com,some test bounce code, Blocked, Soft
2010-10-01 17:12:00,test4@yahoo.com,some test bounce code, Unknown, Soft
2010-10-01 19:20:00,john.doe@gmail.com,some test bounce code, Other, Hard