Available four chars domains starting with a number

As always, all of them were available at time of posting.

9vig.com
9cwh.com
8bun.com
81gc.com
7vig.com
77e7.com
65sg.net
65sg.com
538t.com
52fb.net
36gu.net
36gu.com
2keb.com
1wtx.net
1mwg.com
17bu.com
131v.com
0y10.com
0133.org
0079.org