Mailchimp and popup pro not working

Hi i have configured Mailchimp and popup pro at url http://w3layouts.com/test-mailchimp/ when i click subscribe it is showing success but the mail id is not appearing in my mailchimp account. you can see the log given below.

2015-02-16 21:12:09 GMT nope 50.62.208.73 helper/ping json 0.013s MailChimp-PHP/2.0.4 2.0 n/a
2015-02-16 21:12:04 GMT nope 50.62.208.73 lists/interest-groupings json 0.015s MailChimp-PHP/2.0.4 2.0 n/a
2015-02-16 21:12:04 GMT nope 50.62.208.73 lists/list json 0.043s MailChimp-PHP/2.0.4 2.0 n/a
2015-02-16 21:12:03 GMT nope 50.62.208.73 helper/ping json 0.01s MailChimp-PHP/2.0.4 2.0 n/a
2015-02-16 21:12:03 GMT nope 50.62.208.73 helper/ping json 0.011s MailChimp-PHP/2.0.4 2.0 n/a
2015-02-16 21:11:51 GMT nope 50.62.208.73 lists/interest-groupings json 0.016s MailChimp-PHP/2.0.4 2.0 n/a
2015-02-16 21:11:51 GMT nope 50.62.208.73 lists/list json 0.048s MailChimp-PHP/2.0.4 2.0 n/a