As said earlier in this post about a few years ago, it was not.
Still, this gives me an opportunity to show how Mexico historically reacted to the Nazi attempt at subversion.

News report from June 24, 1940 (Time Mag)

Hitler's sweep through France did more to make Mexico see eye to eye with Washington than years of diplomatic talk. Last week as Nazis goose-stepped in Paris, the Mexican Govt. informed Hitler's slick director of Nazi intrigue, Arthur Dietrich, that he was no longer persona grata in Mexicco, that his activities , pursued with arrogant disregard for the laws and privileges of his host country, were "prejudicial to Mexican interests." An investigation of Dietrich had revealed that his office served as a relay point for instructions from Berlin to Nazi agents in the US, as well as elsewhere in the Americas, including plenty of boring from within in Mexico.