DNSBLchecker is a program for checking hosts in Internet : Enter a domain name or IP of your host, and I tell you who are you! The program also includes additional tests:

• Checking websites hosted on one IP address.

• Ping

• Trace route

1. Question: What is DNSBLchecker?
   
   Answer: The DNSBLchecker program is a tool for testing hosts in DNS blacklists ("DNSBL") and Whois databases. For that operation the program uses DNS and Whois queries to the servers storing those databases.

• Question: What distinguishes DNSBLchecker from existing similar DNSBL programs?
  
  Answer:
  
  
  
  • For search of info the program uses Internet Whois and DNSBL databases.
  
  
• The program works in the Microsoft Windows or SUSE Linux environments.

• To this program you can attach any number of DNSBL servers for
  testing.

• For testing you can enter an IP address or domain name of the wanted
  host. If a domain name of the host has several IP addresses, then the
  program will check those entire addresses and write a result to the
  HTML report.

• Since v.3.0 the program was enhanced with the additional tests (for details see the program Help )

• Question: What requirements are for the program?
  
  Answer: The program needs Microsoft .Net Framework 2.0  (and later) or Mono 2.0 (and later), which you can free download at http://msdn.microsoft.com or http://www.go-mono.com.

• Question: Who can work with the program?
  
  Answer: The program is recommended for GroupWise and Internet administrators.

• Question: How can I get the program?
  
  Answer: The program is free for downloading on our site: http://www.kvy.com.ua/products. The program has Help.
  
  

  Main window of the program: