The next very popular DNS Service on our list is “Level3”. It is considered as the best after Google and Open DNS service provider. In order to use this level3 DNS server, one should configure their Domain Name System settings to the following IP addresses. Favored DNS Server: 209.244.0.3; Exchange DNS Server: 209.244.0.4
Run ipconfig /all at a command prompt, and verify the IP address, subnet mask, and default gateway. Check whether the DNS server is authoritative for the name that is being looked up. If so, see Checking for problems with authoritative data. Run the following command: How to use Nslookup to check DNS Records DNS will take the easy to remember name and map it to the IP address so devices can communicate. Below I walk through how a computer uses DNS to resolve names. 1. User types in google.com into their browser. This will send a query to the DNS server to go fetch the IP address for google.com. 2. Check DNS records on Windows with nslookup
DNS ( Domain Name System ) is the backbone of the internet and without dns, almost all the services will not work. If you are a system admin you should face the situation to troubleshoot dns issues in your daily work. Following are some of the commonly used dns tools in Linux.
Check DNS records on Windows with nslookup If you’re a Cloud DNS user, you can view your DNS records through the Cloud Control Panel. In addition, Microsoft® Windows® offers nslookup, a built-in tool for checking your DNS records from the command line. To access nslookup, open a command prompt window by selecting Start > All Programs > Accessories > Command Prompt. Check a DNS record
Configuring DNS on Cisco Routers - Cisco
Description of the DNSLint utility The /ad /s localhost function tests whether the locally configured DNS servers can resolve DNS records used for Active Directory Forest replication. You can test TCP port 53 connectivity by using /ad /s ip_addr instead, where ip_addr is the IP address of a DNS server that is authoritative for the _msdcs zone in the root of the Active Directory How to change DNS settings from command line | ADMFactory Jun 18, 2019 DNS Lookup Command Guide: From Dig to Host | Udemy Blog