Start with entering all urls in a file: urls.txt

Next, create a bash script file that loops over this file: loopOverFile.sh

while read p; do
  echo "$p"
  ./httpstatus "$p"
  #echo "$p"
  sleep 3
done <urls.txt

Finally make sure you download httpstatus script from the url below:
https://gist.github.com/rsvp/1171304/3d6714a469105faf03943b685090f90f576cf904