twwwscan maybe have Index Server Security Hole(null.htw) result problem
and Index Server .htw Cross Site Script.

maybe Windows NT/2000 reply querystring.

IIS 4.0/5.0 Source Vul(+.htr) check result-default scan is not
detect. use GET method -t1

and shtml.exe url-encoding don't respond.

/%5f%76%74%69%5f%62%69%6e/%73%68%74%6d%6c%2e%65%78%65
          |
          |     changed (-ids option)
          |
/_vti_bin/shtml.exe
