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Knowledge Base & Operational DocumentationWhy Does a Linux Server Have a Different DNS Answer Than a Workstation?
11/10/2026
A server and workstation can use different resolvers, search domains, caches, or split DNS rules. The difference can make an application connect to an unintended service.
What to check
Compare resolver configuration, search domains, VPN state, cache, IPv4 and IPv6 answers, and queries to authoritative servers. Check application-specific DNS settings too.
Recommended next step
Correct the intended resolver path and test from the service account or runtime environment. Informatix Systems can troubleshoot Linux networking and DNS.