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--- internet:dns:flush_dns_cache [2012/08/09 14:15]
gcooper created
+++ internet:dns:flush_dns_cache [2021/01/17 16:32] (current)
gcooper
@@ Line 1: / Line 1: @@
 ====== How to Flush DNS Cache ======
+<note warning>Your (upstream) router or domain controller is likely caching DNS queries you make.  You might have to flush the DNS caches in one of those devices before you get the desired results.</note>
 ===== Windows =====
@@ Line 15: / Line 17: @@
 ===== Linux =====
-Linux doesn't cache DNS by default, but there are various methods in common use to make it do so.
+Depending on your system, one of these might work:
+<file>
+sudo systemctl restart nscd
+</file>
+<file>
+sudo systemctl restart dnsmasq
+</file>
 <file>
 rndc flush
+</file>
+===== Ubuntu =====
+<file>
+sudo systemd-resolve --statistics
+sudo systemd-resolve --flush-caches
 </file>

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