Upload the 67 marker resutls to YSearch.org and enter that YSearch ID on the tester's DNA Tests page.
This willl allow comparison with other Bender direct paternal line descendants. Y-DNA testing is the easiest and best way to confirm direct male (paternal / Bender) line ancestry. Autosomal DNA testing (such as AncestryDNA, 23andMe, or Family Finder) are very difficult to use if you are mainly interested in direct paternal line ancestry (which the surname - such as Bender - usually follows.