Knowledge Base Articles

Expand all     Collapse all     Search Daily operations Does the 10 connections limit on Windows XP affect Simple DNS Plus? How do I backup and restore Simple DNS Plus settings and data? DNSSEC Check DNSSEC Signatures tool How to DNSSEC sign a zone with Simple DNS Plus Managing DNSSEC keys with Simple DNS Plus Domain names How to use domain names with international characters (IDN) in Simple DNS Plus and web-servers Does Simple DNS Plus support the new top level domain names? (.travel .mobi .jobs etc.) How do I register an Internet Domain Name? How do I update my domain name to be served by my own DNS servers? Using unqualified domain names (names with no dots) Dynamic DNS Does Simple DNS Plus support dynamic DNS updates? Using DirectUpdate with Simple DNS Plus Using DynSite with Simple DNS Plus HTTP based dynamic DNS service (DynDNS) DynDNS clients supporting TSIG signed updates Using DynDNS Updater with Simple DNS Plus Features and functions Does Simple DNS Plus support sub-domains (like subname.example.com)? Is Simple DNS Plus compatible with other DNS servers? Can Simple DNS Plus be run as a Windows Service (a.k.a. "NT service")? Does Simple DNS Plus support Active Directory? Can I create my own e-mail server IP blacklist (RBL/DNSBL) with Simple DNS Plus? Firewalls / NAT Routers / Proxy Servers How do I configure my firewall for DNS? How do I use Simple DNS Plus with my Cable/DSL Router (NAT Router)? How do I use Simple DNS Plus with a proxy server? General DNS topics What are MX records, and why do I need this to run an e-mail server? How do you use NSLOOKUP with MX records? I'm seeing a lot of strange "Update" and/or TKEY-record requests in the log. What is this all about? The log shows a lot of requests for domain names ending with "_zonelist". What is this? Why can't I create a CNAME record for the zone name itself? What is an ”open DNS server” and how do I fix it? ENUM - Mapping telephone numbers to SIP or e-mail addresses in DNS Publishing your SIP server address in DNS How to make Simple DNS Plus respond with the same IP address for any domain name What is "DNS cache snooping" and how do I prevent it? Dan Kaminsky's DNS bug / VU#800113 Plug-Ins Hosts File Plug-In MS SQL Server Plug-In Regular Expressions Plug-In DHCP Server Plug-In MySQL Server Plug-In DNS Blacklist (DNSBL / RBL) Plug-In MS SQL Server "Plus" Plug-In Weighted Round Robin Plug-In Domain Blacklist Plug-In CYBERsitter Plug-In HTTP Redirector Plug-In Fixed IP Address Plug-In Skip Plug-In Fixed Host Name Plug-In Plug-ins in Simple DNS Plus DynDNS Service Plug-In Download additional plug-ins Ignore DNS Request Plug-In Developing plug-ins for Simple DNS Plus GeoDNS Plug-In Fake Zone Authority Plug-In How to whitelist domains for Domain Blacklist and CYBERsitter plug-ins How to schedule plug-ins to take effect at specific times TCP Port Forwarder plug-in Clone Response plug-in List of available plug-ins for Simple DNS Plus Blocking DNS requests from specific countries Blocking DNS requests from IP addresses in blacklist Web-site domain filtering using the "Fixed IP Address" plug-in TFTP Server Plug-In How to serve a network based Debian Linux installation with Simple DNS Plus Purchasing and Licensing Why do you charge me 25% VAT? The VAT rate is lower in my country. Reverse DNS What is "reverse DNS" and do I need it? How do I get reverse DNS for my IP addresses delegated to my own DNS server? How to sub-delegate a reverse zone Scripting and programming Sending Simple DNS Plus HTTP Commands Punycode / IDN library for .NET 2.0 Integration and scripting options Setup and configuration Do I need to add the IP addresses of my ISP's DNS servers somewhere in Simple DNS Plus? Can I specify a TCP/IP port number for my web-server in DNS? (Other than the standard port 80) What TCP/IP port does Simple DNS Plus use? Using Simple DNS Plus with alternate roots Basic DNS Server Configuration Example Disabling the Windows "DNS Client" service Configuring Windows to use local DNS server Using Simple DNS Plus with Internet Connection Sharing (ICS) Migrating zone data from another DNS server Enabling Zone Transfers from another DNS server Moving a DNS server to a new IP address Using the ORSN root servers with Simple DNS Plus How to publish GPS coordinates for your domain name How to configure DNS suffixes in Windows Can I run multiple instances of Simple DNS Plus on the same computer? How to prefill server name, port, and password for remote management Simple DNS Plus on Windows Server Core Installing Remote Management client only Configuring Windows 7 to use local DNS server How to delegate a sub-domain to other DNS servers Simple DNS Plus on Windows Embedded Standard 7 Spam and Phishing Configuring DNS records for DomainKeys / DKIM Configuring SPF (Sender Policy Framework) records Troubleshooting Error message "Could not start DNS service on <ip-address> port 53 UDP. Port is used by another application" or "Could not start DNS service (Error 10048)" When I use Remote Desktop Connection to access the computer running Simple DNS Plus, all the Simple DNS Plus icons are black. How do I fix this? Simple DNS Plus is not able to resolve domain names hosted on ns##.worldnic DNS servers. What could be wrong? NSLOOKUP: *** Can't find server name... / Default Server: UnKnown Error 481 Invalid Picture Error 5 "Invalid procedure call or argument" in "sdnsplus.exe" Error message "Could not start DNS service on <ip-address> port 53 UDP (Socket error 10049 The requested address is not valid in its context)" Warning: Failed to Zone Transfer ... (RCODE 5 Refused...) Zone not transfered to or updated on secondary DNS server Program menus slow when accessed through Remote Desktop / Terminal Services Simple DNS Plus service fails to start on computer reboot Why do I get "Header: Format Error" responses from Akamai DNS servers? Not resolving Internet domains / Returns RCODE 2 - Server Failure "The system failed to register host (A) resource records (RRs) for network adapter..." warning in Windows event log Error 53 - File not found Usage requirements I have an "always on" Internet connection (cable, DSL, etc.), but my IP address is assigned dynamically. Can I still run my own DNS server? I have a cable modem (always connected), but I only have one IP address. Can I still run a DNS server for my own domain name? What are the system requirements for Simple DNS Plus? Web hosting Can I use Simple DNS Plus to make my web-server access different directories / files on my computer for different domain names? (Sometimes referred to as "virtual hosting") Can I do web redirection with Simple DNS Plus? Virtual hosting with IIS / PWS using a single web-site Web redirection and "cloaking" with classic ASP script Configure web-site for access with and without the 'www' domain name prefix Web redirection and "cloaking" with ASP.NET Virtual hosting with IIS (Internet Information Services) With 3rd party products Using OpenDNS.com with Simple DNS Plus

Recently Updated What is "reverse DNS" and do I need it? List of available plug-ins for Simple DNS Plus Download additional plug-ins How to serve a network based Debian Linux installation with Simple DNS Plus TFTP Server Plug-In New Articles How to serve a network based Debian Linux installation with Simple DNS Plus TFTP Server Plug-In Simple DNS Plus on Windows Embedded Standard 7 How to delegate a sub-domain to other DNS servers Error 53 - File not found