[Grammar] Register through, via or at?

[djtremolo]

Hi,

Did my googling, but still a little bit unsure.

Which is correct?

-Click here to REGISTER THROUGH registrar?
-Click here to REGISTER VIA registrar?
-Click here to REGISTER AT registrar?

Thanks in advance.

-djtremolo

 

[billmcd]

Hi,

Did my googling, but still a little bit unsure.

Which is correct?

-Click here to REGISTER THROUGH registrar?
-Click here to REGISTER VIA registrar?
-Click here to REGISTER AT registrar?

Thanks in advance.

-djtremolo

"Click here to register with the registrar".