Allow longer (chunked) TXT records

mdb/migrations/0012_alter_domaintxtrecord_target.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1.13 on 2025-05-12 03:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mdb', '0011_auto_20160325_1412'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='domaintxtrecord',
+            name='target',
+            field=models.CharField(max_length=2048),
+        ),
+    ]

mdb/models.py

@@ -149,7 +149,10 @@ class DomainSrvRecord(models.Model):
 
 class DomainTxtRecord(models.Model):
     name = models.CharField(max_length=256)
-    target = models.CharField(max_length=256)
+    # note that the max length of a TXT record is 255, but
+    # bind allows for longer records by splitting them
+    # into chunks as: "...255..." "...another 255..."
+    target = models.CharField(max_length=2048)
     domain = models.ForeignKey(Domain, models.CASCADE)
     created_date = models.DateTimeField(auto_now_add=True)