Looking on the internet deeply has found these results:

without being asked, is the most popular phrase on the web.

without being asked to, 1344,000 results on the web	without being asked, 1503,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
The committee has, without being asked, taken the initiative to draw up a report on the follow I'm taking the Christmas tree out to the curb without being asked. I also took the Christmas tree down to the curb without being asked. You should tell me the truth without being asked. An ideal butler provides service without being asked. He's returned some of the money without being asked. up to the interparliamentary conference on combating fraud in the Union. Inside, quick	An ideal butler provides service without being asked. up to the interparliamentary conference on combating fraud in the Union. He's returned some of the money without being asked. The committee has, without being asked, taken the initiative to draw up a report on the follow I also took the Christmas tree down to the curb without being asked. Inside, quick You should tell me the truth without being asked. I'm taking the Christmas tree out to the curb without being asked.

without being asked to,

1344,000 results on the web

without being asked,

1503,000 results on the web

More popular!

The committee has, without being asked, taken the initiative to draw up a report on the follow
I'm taking the Christmas tree out to the curb without being asked.
I also took the Christmas tree down to the curb without being asked.
You should tell me the truth without being asked.
An ideal butler provides service without being asked.
He's returned some of the money without being asked.
up to the interparliamentary conference on combating fraud in the Union.
Inside, quick

An ideal butler provides service without being asked.
up to the interparliamentary conference on combating fraud in the Union.
He's returned some of the money without being asked.
The committee has, without being asked, taken the initiative to draw up a report on the follow
I also took the Christmas tree down to the curb without being asked.
Inside, quick
You should tell me the truth without being asked.
I'm taking the Christmas tree out to the curb without being asked.