The problem in resolving the hostname using ping or another application might be in configuring the resolver, or might involve the contents of the resolver cache, or might result from the resolver treating the name server as unresponsive.

Dns.Resolve(String) Method (System.Net) | Microsoft Docs When hostName is a DNS-style host name associated with multiple IP addresses, only the first IP address that resolves to that host name is returned. If the Ipv6Element.Enabled property is set to true, the Aliases property of the IPHostEntry instance returned is not populated by this method and will always be empty. Powershell : Resolve Hostname from IP address and vice versa Mar 14, 2020 Fix Resolving Host Error in Google Chrome Clear DNS Cache of Google Chrome. This is one of the easiest and most useful fixes to stop the … Can't resolve host name - Apple Community

It is not resolving its local hostname from server i.e (portalepd) , but other hostname and domain name is working fine. Because of that hostname -f is not working on server. Please require your advice ===== [root@portalepd Packages]# cat /etc/hosts 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6

Can't resolve host name - Apple Community

DNS resolving hostname - Tech

Download failed: resolving hostname <almost solved>