invalid.7-bad-ID.app GPL-2.0+ weird A name.

Too short, ends with dot.

Have some invalid markup as well as some valid one.

not a link http://www.example.org/insecure-url https://this-url-is-redefined.tld Unregistered

This stable release fixes bugs.

not an URL hmm... bug-77 https://example.com/mytarball.bin.tar.xz .... .... 12345678 42424242 /root/file.dat