diff --git a/src/Devlord.Utilities/Devlord.Utilities.5.0.0.231.nuspec b/src/Devlord.Utilities/Devlord.Utilities.5.0.0.231.nuspec
deleted file mode 100644
index 4bc8016..0000000
--- a/src/Devlord.Utilities/Devlord.Utilities.5.0.0.231.nuspec
+++ /dev/null
@@ -1,56 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<package xmlns="http://schemas.microsoft.com/packaging/2012/06/nuspec.xsd">
-    <metadata>
-        <id>Devlord.Utilities</id>
-        <version>5.0.0.231</version>
-        <authors>lorddev</authors>
-        <owners>Devlords Cooperative</owners>
-        <licenseUrl>https://raw.githubusercontent.com/lorddev/utilities/master/LICENSE</licenseUrl>
-        <projectUrl>https://github.com/lorddev/utilities</projectUrl>
-        <iconUrl>https://raw.githubusercontent.com/lorddev/devlords-org/develop/Image.png</iconUrl>
-        <requireLicenseAcceptance>false</requireLicenseAcceptance>
-        <description>Multipurpose universal utilities library so you don't have to write your own utils for every project. Includes extensions, encapsulation of logging and encryption, DataReader-to-POCO mapping, a mailer throttle, and strongly-typed API callers. Also includes a .NET Core-compatible build of Encryptamajig.</description>
-        <summary>Utilities class library so you don't have to rewrite your utilities on ever project.</summary>
-        <copyright>Copyright © 2017 Aaron Lord</copyright>
-        <tags>utils utilities email distance-matrix micro-orm logging encryption</tags>
-        <dependencies>
-            <group targetFramework=".NETStandard1.5">
-                <dependency id="MailKit" version="1.12.0" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration.Json" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="NETStandard.Library" version="1.6.1" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.AspNetCore.Http" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="System.Xml.XmlSerializer" version="4.3.0" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Logging" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="System.Collections" version="4.3.0" exclude="Build,Analyzers" />
-                <dependency id="System.Runtime.Serialization.Xml" version="4.3.0" exclude="Build,Analyzers" />
-                <dependency id="Newtonsoft.Json" version="10.0.1" exclude="Build,Analyzers" />
-                <dependency id="System.Threading.Timer" version="4.3.0" exclude="Build,Analyzers" />
-            </group>
-            <group targetFramework=".NETFramework4.5.1">
-                <dependency id="Encryptamajig" version="1.0.0" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration.Json" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="elmah" version="1.2.2" exclude="Build,Analyzers" />
-                <dependency id="Newtonsoft.Json" version="10.0.1" exclude="Build,Analyzers" />
-            </group>
-            <group targetFramework=".NETFramework4.6.2">
-                <dependency id="Encryptamajig" version="1.0.0" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration.Json" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="elmah" version="1.2.2" exclude="Build,Analyzers" />
-                <dependency id="Newtonsoft.Json" version="10.0.1" exclude="Build,Analyzers" />
-            </group>
-        </dependencies>
-    </metadata>
-    <files>
-        <file src="content\_._" target="content\_._" />
-        <file src="bin\Release\netstandard1.5\devlord.utilities.json" target="lib\net451\devlord.utilities.json" />
-        <file src="lib\net451\Devlord.Utilities.dll" target="lib\net451\Devlord.Utilities.dll" />
-        <file src="lib\net462\Devlord.Utilities.dll" target="lib\net462\Devlord.Utilities.dll" />
-        <file src="bin\Release\net462\devlord.utilities.json" target="lib\net462\devlord.utilities.json" />
-        <file src="lib\netstandard1.5\Devlord.Utilities.dll" target="lib\netstandard1.5\Devlord.Utilities.dll" />
-        <file src="bin\Release\netstandard1.5\devlord.utilities.json" target="lib\netstandard1.5\devlord.utilities.json" />
-        <file src="bin\Release\netstandard1.5\Encryptamajig.dll" target="lib\netstandard1.5\Encryptamajig.dll" />
-    </files>
-</package>
\ No newline at end of file
diff --git a/src/Devlord.Utilities/Devlord.Utilities.csproj b/src/Devlord.Utilities/Devlord.Utilities.csproj
index 22592ef..d633e99 100644
--- a/src/Devlord.Utilities/Devlord.Utilities.csproj
+++ b/src/Devlord.Utilities/Devlord.Utilities.csproj
@@ -31,21 +31,12 @@
     <ProjectReference Include="..\Encryptamajig\Encryptamajig.csproj" />
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="1.1.1" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="1.1.1" />
-    <!--<PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="1.0.0" />-->
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="bin\$(Configuration)\netstandard1.3\Encryptamajig.dll" Pack="true" PackagePath="lib\netstandard1.3\" />
-    <None Include="bin\$(Configuration)\netstandard1.6\Encryptamajig.dll" Pack="true" PackagePath="lib\netstandard1.6\" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="1.1.1" />
     <PackageReference Include="System.Collections" Version="4.3.0" />
     <PackageReference Include="System.Threading.Timer" Version="4.3.0" />
     <PackageReference Include="MailKit" Version="1.12.0" />
     <PackageReference Include="Microsoft.AspNetCore.Http" Version="1.1.1" />
   </ItemGroup>
-  <ItemGroup Condition="'$(TargetFramework)'=='netstandard1.3' Or '$(TargetFramework)'=='netstandard1.6'">
-    <PackageReference Include="System.Xml.XmlSerializer" Version="4.3.0" />
-    <PackageReference Include="System.Runtime.Serialization.Xml" Version="4.3.0" />
-  </ItemGroup>
   <ItemGroup>
     <Compile Update="Resources\ExceptionText.Designer.cs">
       <DesignTime>True</DesignTime>
@@ -62,9 +53,4 @@
   <ItemGroup>
     <DotNetCliToolReference Include="Microsoft.Extensions.SecretManager.Tools" Version="1.0.0" />
   </ItemGroup>
-  <ItemGroup>
-    <None Update="appsettings.json">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/src/Devlord.Utilities/Devlord.Utilities.nuspec b/src/Devlord.Utilities/Devlord.Utilities.nuspec
index 68ba1fd..30c605a 100644
--- a/src/Devlord.Utilities/Devlord.Utilities.nuspec
+++ b/src/Devlord.Utilities/Devlord.Utilities.nuspec
@@ -9,7 +9,7 @@
         <id>Devlord.Utilities</id>
 
          <!-- The package version number that is used when resolving dependencies -->
-        <version>5.1.39</version>
+        <version>6.0.0</version>
         <title>Devlord.Utilities</title>
 
         <!-- Authors contain text that appears directly on the gallery -->
@@ -32,16 +32,16 @@
         <summary>Utilities class library so you don't have to rewrite your utilities on every project.</summary>
 
         <!-- Any details about this particular release -->
-        <releaseNotes>* Removed RssConverter class.
-
-After installing, re-open your project and verify whether a copy of "devlord.utilities.json" was automatically added. If not, make sure you add a copy to your project's root directory to set your SMTP settings. See the documentation on GitHub for more information. An upcoming release will address configuration issues more comprehensively.</releaseNotes>
+        <releaseNotes>* Upgraded .NET targets to netstandard2.1 and net6.0
+    * Refactored configuration for MailbotFactory and Throttles (see README)
+    * Fixed bugs in API querystrings</releaseNotes>
 
 	    <!-- The description can be used in package manager UI. Note that the
             nuget.org gallery uses information you add in the portal. -->
         <description>Multipurpose universal utilities library so you don't have to write your own utils for every project. Includes extensions, encapsulation of logging and encryption, basic datareader-to-POCO mapping, a mailer throttle, and strongly-typed API callers.</description>
 
         <!-- Copyright information -->
-        <copyright>Copyright © 2017 Aaron Lord</copyright>
+        <copyright>Copyright © 2022 Aaron Lord</copyright>
 
         <!-- Tags appear in the gallery and can be used for tag searches -->
         <tags>utils utilities email distance-matrix micro-orm logging encryption</tags>
@@ -53,37 +53,33 @@ After installing, re-open your project and verify whether a copy of "devlord.uti
 
 	    <!-- Dependencies are automatically installed when the package is installed -->
         <dependencies>
-            <group targetFramework=".NETStandard1.6">
-                <dependency id="MailKit" version="1.12.0" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration.Json" version="1.1.1" exclude="Build,Analyzers" />
+            <group targetFramework=".NETStandard2.1">
+                <dependency id="BCrypt.Net-Next" version="2.1.1" />
+                <dependency id="Elmah.Io.AspNetCore" version="4.2.42" exclude="Build,Analyzers" />
+                <!--<dependency id="Microsoft.Extensions.Options.ConfigurationExtensions" version="7.0.0" exclude="Build,Analyzers" />-->
+                <dependency id="Newtonsoft.Json" version="13.0" exclude="Build,Analyzers" />
+                <dependency id="System.Reflection.TypeExtensions" version="4.3.0" exclude="Build,Analyzers" />
                 <dependency id="Microsoft.Extensions.Configuration" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="NETStandard.Library" version="1.6.1" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.AspNetCore.Http" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="System.Xml.XmlSerializer" version="4.3.0" exclude="Build,Analyzers" />
+                <dependency id="Microsoft.Extensions.Configuration.Json" version="1.1.1" exclude="Build,Analyzers" />
                 <dependency id="Microsoft.Extensions.Logging" version="1.1.1" exclude="Build,Analyzers" />
                 <dependency id="System.Collections" version="4.3.0" exclude="Build,Analyzers" />
-                <dependency id="System.Runtime.Serialization.Xml" version="4.3.0" exclude="Build,Analyzers" />
-                <dependency id="Newtonsoft.Json" version="10.0.1" exclude="Build,Analyzers" />
                 <dependency id="System.Threading.Timer" version="4.3.0" exclude="Build,Analyzers" />
-            </group>
-            <group targetFramework=".NETStandard1.3">
                 <dependency id="MailKit" version="1.12.0" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration.Json" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="NETStandard.Library" version="1.6.1" exclude="Build,Analyzers" />
                 <dependency id="Microsoft.AspNetCore.Http" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="System.Xml.XmlSerializer" version="4.3.0" exclude="Build,Analyzers" />
+            </group>
+            <group targetFramework="net6.0">
+                <dependency id="BCrypt.Net-Next" version="2.1.1" />
+                <dependency id="Elmah.Io.AspNetCore" version="4.2.42" exclude="Build,Analyzers" />
+                <!--<dependency id="Microsoft.Extensions.Options.ConfigurationExtensions" version="7.0.0" exclude="Build,Analyzers" />-->
+                <dependency id="Newtonsoft.Json" version="13.0" exclude="Build,Analyzers" />
+                <dependency id="System.Reflection.TypeExtensions" version="4.3.0" exclude="Build,Analyzers" />
+                <dependency id="Microsoft.Extensions.Configuration" version="1.1.1" exclude="Build,Analyzers" />
+                <dependency id="Microsoft.Extensions.Configuration.Json" version="1.1.1" exclude="Build,Analyzers" />
                 <dependency id="Microsoft.Extensions.Logging" version="1.1.1" exclude="Build,Analyzers" />
                 <dependency id="System.Collections" version="4.3.0" exclude="Build,Analyzers" />
-                <dependency id="System.Runtime.Serialization.Xml" version="4.3.0" exclude="Build,Analyzers" />
-                <dependency id="Newtonsoft.Json" version="10.0.1" exclude="Build,Analyzers" />
                 <dependency id="System.Threading.Timer" version="4.3.0" exclude="Build,Analyzers" />
-            </group>
-            <group targetFramework=".NETFramework4.5.1">
-                <dependency id="Microsoft.Extensions.Configuration.Json" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="Microsoft.Extensions.Configuration" version="1.1.1" exclude="Build,Analyzers" />
-                <dependency id="elmah" version="1.2.2" exclude="Build,Analyzers" />
-                <dependency id="Newtonsoft.Json" version="10.0.1" exclude="Build,Analyzers" />
+                <dependency id="MailKit" version="1.12.0" exclude="Build,Analyzers" />
+                <dependency id="Microsoft.AspNetCore.Http" version="1.1.1" exclude="Build,Analyzers" />
             </group>
         </dependencies>
     </metadata>
@@ -93,14 +89,10 @@ After installing, re-open your project and verify whether a copy of "devlord.uti
   	<reference file="Encryptamajig.dll"/>
   </references>
     <files>
-
-        <file src="content\devlord.utilities.json" target="contentFiles\any\any\" />
-        <file src="bin\Release\netstandard1.3\Devlord.Utilities.dll" target="lib\netstandard1.3" />
-        <file src="bin\Release\netstandard1.3\Encryptamajig.dll" target="lib\netstandard1.3" />
- 	    <file src="bin\Release\netstandard1.5\Devlord.Utilities.dll" target="lib\netstandard1.6" />
- 	    <file src="bin\Release\netstandard1.5\Encryptamajig.dll" target="lib\netstandard1.6" />
- 	    <file src="bin\Release\net451\Devlord.Utilities.dll" target="lib\net451" />
- 	    <file src="bin\Release\net451\Encryptamajig.dll" target="lib\net451" />
+        <file src="bin\Release\netstandard2.1\Devlord.Utilities.dll" target="lib\netstandard2.1" />
+        <file src="bin\Release\netstandard2.1\Encryptamajig.dll" target="lib\netstandard2.1" />
+ 	    <file src="bin\Release\net6.0\Devlord.Utilities.dll" target="lib\net6.0" />
+ 	    <file src="bin\Release\net6.0\Encryptamajig.dll" target="lib\net6.0" />
         <!-- A readme.txt will be displayed when the package is installed -->
         <file src="..\..\README.md" target="" />
     </files>
diff --git a/src/Devlord.Utilities/app.config b/src/Devlord.Utilities/app.config
deleted file mode 100644
index 8a5560f..0000000
--- a/src/Devlord.Utilities/app.config
+++ /dev/null
@@ -1,31 +0,0 @@
-<?xml version="1.0"?>
-
-<configuration>
-    <configSections>
-        <sectionGroup name="applicationSettings"
-                      type="System.Configuration.ApplicationSettingsGroup, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
-            <section name="Devlord.Utilities.Properties.Settings"
-                     type="System.Configuration.ClientSettingsSection, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"
-                     requirePermission="false" />
-        </sectionGroup>
-    </configSections>
-    <applicationSettings>
-        <Devlord.Utilities.Properties.Settings>
-            <setting name="SmtpServer" serializeAs="String">
-                <value>mail.google.com</value>
-            </setting>
-            <setting name="SmtpLogin" serializeAs="String">
-                <value />
-            </setting>
-            <setting name="SmtpPassword" serializeAs="String">
-                <value />
-            </setting>
-            <setting name="SmtpPort" serializeAs="String">
-                <value>25</value>
-            </setting>
-        </Devlord.Utilities.Properties.Settings>
-    </applicationSettings>
-    <startup>
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
-    </startup>
-</configuration>
\ No newline at end of file