Simple DNS Plus
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Knowledge Base
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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? (v. 4.00 and earlier)
How do I backup and restore Simple DNS Plus settings and data? (v. 5.x)
How do I backup and restore Simple DNS Plus settings and data? (v. 6.0 and later)
DNS over HTTPS (DoH) / DNS over TLS (DoT)
How to enable DNS over HTTPS (DoH) in Chrome
How to enable DNS over HTTPS (DoH) in Edge
How to enable DNS over HTTPS (DoH) in Firefox
How to enable DNS over HTTPS (DoH) in Windows 11
How to enable DNS over HTTPS (DoH) in Windows Server 2022
See all 8 articles...
DNSSEC
How to DNSSEC sign a zone with Simple DNS Plus
Domain names
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?
How to use domain names with international characters (IDN) in Simple DNS Plus and web-servers
Using unqualified domain names (names with no dots)
Dynamic DNS
Does Simple DNS Plus support dynamic DNS updates?
DynDNS clients supporting TSIG signed updates
How to intercept dyndns.org (Dyn.com) updates from Internet/NAT routers
HTTP based dynamic DNS service (DynDNS)
Using DirectUpdate with Simple DNS Plus
See all 7 articles...
Features and functions
ALIAS-records (Auto Resolved Alias)
Can I create my own e-mail server IP blacklist (RBL/DNSBL) with Simple DNS Plus?
Can Simple DNS Plus be run as a Windows Service (a.k.a. "NT service")?
Does Simple DNS Plus support Active Directory?
Does Simple DNS Plus support sub-domains (like subname.example.com)?
See all 7 articles...
Firewalls / NAT routers / Proxy servers
How do I configure my firewall for DNS?
How do I use Simple DNS Plus with a proxy server?
How do I use Simple DNS Plus with my Cable/DSL Router (NAT Router)?
Using Simple DNS Plus with CCProxy
Using Simple DNS Plus with WinGate
General DNS topics
Dan Kaminsky's DNS bug / VU#800113
Does Simple DNS Plus support split-horizon / split-view / BIND views?
ENUM - Mapping telephone numbers to SIP or e-mail addresses in DNS
How do you use NSLOOKUP with MX records?
How to make Simple DNS Plus respond with the same IP address for any domain name
See all 14 articles...
Plug-ins
Alias Zones plug-in
Auto SPF plug-in
Blocking DNS requests from IP addresses in blacklist
Blocking DNS requests from specific countries
Clone Response plug-in
See all 35 articles...
Reverse DNS
How do I get reverse DNS for my IP addresses delegated to my own DNS server?
How to sub-delegate a reverse zone (IPv4)
How to sub-delegate a reverse zone (IPv6)
What is "reverse DNS" and do I need it?
Scripting and programming
Integration and scripting options
Sending Simple DNS Plus HTTP Commands
Setup and configuration
Arranging and docking windows in Simple DNS Plus
Basic DNS Server Configuration Example
Can I run multiple instances on the same computer? (Simple DNS Plus v. 4.00 and earlier)
Can I run multiple instances on the same computer? (Simple DNS Plus v. 5.0 and later)
Can I specify a TCP/IP port number for my web-server in DNS? (Other than the standard port 80)
See all 33 articles...
Spam and Phishing
Configuring DKIM records
Configuring DMARC records
Configuring SPF records
Support
Free educational licenses
Licensing FAQ
Version maintenance / End of Life (EOL) policy
Tools
DNS Blacklist Editor
Filter Raw Log
MsDnsExport
Raw Log Library
Troubleshooting
"The system failed to register host (A) resource records (RRs) for network adapter..." warning in Windows event log
Error 481 Invalid Picture
Error 5 "Invalid procedure call or argument" in "sdnsplus.exe"
Error 53 - File not found
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)"
See all 16 articles...
Usage requirements
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?
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?
What are the system requirements for Simple DNS Plus?
Web hosting
Can I do web redirection with Simple DNS Plus?
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")
Configure web-site for access with and without the 'www' domain name prefix
Virtual hosting with IIS (Internet Information Services) (IIS 6.0 (Windows XP / Server 2003) and earlier)
Virtual hosting with IIS (Internet Information Services) (IIS 7.0 (Windows Vista / Server 2008) and later)
See all 7 articles...
What's new
New in Simple DNS Plus (v. 5.0)
New in Simple DNS Plus (v. 5.1)
New in Simple DNS Plus (v. 5.2)
New in Simple DNS Plus (v. 5.3)
New in Simple DNS Plus (v. 6.0)
See all 9 articles...
With 3rd party products
Can I use the "Super Master/Slave" feature with other DNS servers?
Using OpenDNS.com with Simple DNS Plus
Simple DNS Plus
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