Small Perl Scripts

• vCheck: tests network services to see whether the underlying software is up to date (or not)
  
  
• dropbox.cgi: implements a web-based file upload/download space
  
  
• checkdns.pl: check the authoritative nameservers listed for a given domain and send a warning email if those servers don't match a predefined list of servers or if specific host records are absent or changed
  
  
• domainstatus.pl: consult whois for the status of a given domain, and send an alert email if the status doesn't match a prespecified value
  
  
• checkdiskspace.pl: check disk space levels on particular partitions and send a warning email once when an alarm level is exceeded and once more each time the volume's free space shrinks by each percent of total volume size
  
  
• pingit.pl: compute and log average packet loss to a specified IP and send email under defined error conditions
  
  
• lowercase.pl: bulk-rename filenames to be all lowercase
  
  
• maillag.pl: compute the lag times between mail relays experienced by an email message
  
  
• appendlog.pl