Believe it or not, DNS is working fine. When you ping "server", you are trying to ping it using its NetBIOS name. When you try to ping a host using a NetBIOS name, your computer appends your "local" domain to the server name (depending on your IP configuration) in an effort to locate it through DNS.
The process to resolve an hostname to an ip address is normally defined dns lookup. When a user is surfing the web, his client computer performs a dns query each time he requests a page, an image, a stylesheet and so on. Reverse DNS Lookup NSLOOKUP is a program to query Internet domain name servers (DNS). NSLOOKUP or Reverse DNS (rDNS) is a method of resolving an IP address into a domain name, just as the domain name system (DNS) resolves domain names into associated IP addresses. This allows your DNS resolvers to easily resolve domain names for AWS resources such as EC2 instances or records in a Route 53 private hosted zone. For more information, see How DNS resolvers on your network forward DNS queries to Route 53 Resolver . Jul 31, 2019 · Even if a DNS server reports that it cannot resolve a name, this will happen much faster than if the client cannot reach a DNS server at all. -or- If DNS servers are configured on the client, but these servers are permanently unavailable, then remove the IP addresses of the DNS servers from the client configuration. Aug 08, 2019 · Add or connect to the DNS server that failed a recursive query. Right-click the server, and select Properties. Click Root Hints. Check for basic connectivity to the root servers. If root hints appear to be configured correctly, verify that the DNS server that's used in a failed name resolution can ping the root servers by IP address. Sep 30, 2019 · Figure 2 illustrates a hypothetical DNS resolution scenario in which an application uses all three types of DNS servers to resolve the domain name www.example.com into an IPv4 address -- in other
Linux / UNIX: DNS Lookup Command - nixCraft
Mar 19, 2020
reverse dns - How to resolve DNS in Python? - Stack Overflow
SSL VPN client cannot resolve by domain name | Fortinet