From c95ae5ad2fa80ece8323a12ad893dea0dee0047e Mon Sep 17 00:00:00 2001
From: Shreyas Zare <shreyas@technitium.com>
Date: Sat, 23 Sep 2023 18:08:23 +0530
Subject: [PATCH] PrimaryZone: implemented zone last modified feature.

---
 DnsServerCore/Dns/Zones/PrimaryZone.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/DnsServerCore/Dns/Zones/PrimaryZone.cs b/DnsServerCore/Dns/Zones/PrimaryZone.cs
index 551dabc6..6769f22d 100644
--- a/DnsServerCore/Dns/Zones/PrimaryZone.cs
+++ b/DnsServerCore/Dns/Zones/PrimaryZone.cs
@@ -2587,6 +2587,8 @@ namespace DnsServerCore.Dns.Zones
 
         internal void CommitAndIncrementSerial(IReadOnlyList<DnsResourceRecord> deletedRecords = null, IReadOnlyList<DnsResourceRecord> addedRecords = null)
         {
+            _lastModified = DateTime.UtcNow;
+
             if (_internal)
                 return;