Mail von Google: Google Username Assistance

Habe gerade eine Mail von accounts-noreply@google.com erhalten:

Google Username Assistance
We searched our database but we were unable to find any usernames associated
with your email address kblitz@googlemail.com.

For more help, visit the link below.

http://www.google.com/accounts/
If clicking the link above does not work, copy and paste the URL in a
new browser window instead.

Thank you for using Google.

For questions or concerns regarding your account, please visit the
Google Accounts FAQ at
http://www.google.com/support/accounts/.

or answered.

This is a post-only mailing. Replies to this message are not monitored

Die Mail scheint echt zu sein und auch die Links sind ok , also ist es  keine Phishingmail.

Aber was will Google mir damit sagen? Aus den Suchtreffern im Internet werde ich auch nicht schlauer?
Weiss jemand von Euch was?