diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..616e7cc388c98ba204be7b9fecd5ab05ada034b5
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,270 @@
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# DNX
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+Resharper
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# TODO: Comment the next line if you want to checkin your web deploy settings
+# but database connection strings (with potential passwords) will be unencrypted
+#*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/repositories.config
+# NuGet v3's project.json files produces more ignoreable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+node_modules/
+orleans.codegen.cs
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+*.mdf
+*.ldf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# JetBrains Rider
+.idea/
+*.sln.iml
+
+# CodeRush
+.cr/
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+#cake
+tools/*
+!tools/packages.config
+dist/
+
+# Dotnet Tool Manifest
+.config/*
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 79f102986f5aff458c71f376926004e5fd9e4e23..67b710564e36a7ea38f392ef761ef182dcf55123 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,13 +1,27 @@
 stages:
-  - test_live
+  - test_ip
+  - test_ecs
 
-test_live:
-  stage: test_live
+test_ip:
+  stage: test_ip
   variables: 
     ErrorActionPreference: stop
   tags:
     - live
   script:
-    - PowerShell .\ipconnectivitychecker.ps1 
+    - PowerShell .\ipconnectivitychecker.ps1
   when: always
-  
\ No newline at end of file
+  rules:
+    - if: $CI_COMMIT_BRANCH == "main"
+
+test_ecs:
+  stage: test_ecs
+  variables: 
+    ErrorActionPreference: stop
+  tags:
+    - live
+  script:
+    - dotnet run .\src\IPConnectivityChecker.sln --project .\src\IPConnectivityChecker\IPConnectivityChecker.csproj
+  when: always
+  rules:
+    - if: $CI_COMMIT_BRANCH == "main"
\ No newline at end of file
diff --git a/GitVersion.yml b/GitVersion.yml
new file mode 100644
index 0000000000000000000000000000000000000000..1bdc0fe219f5f35d8a024a66d9fd715f44539640
--- /dev/null
+++ b/GitVersion.yml
@@ -0,0 +1,7 @@
+mode: ContinuousDeployment
+next-version: 1.0.0
+major-version-bump-message: 'Breaking:'
+minor-version-bump-message: '(Update|New):'
+patch-version-bump-message: 'Fix:'
+no-bump-message: '.*'
+commit-message-incrementing: Enabled
\ No newline at end of file
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000000000000000000000000000000000000..5b003aafe714db12a871d215d7223fb657f391e5
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2021 RWTH Aachen University
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
\ No newline at end of file
diff --git a/nunit3-junit.xslt b/nunit3-junit.xslt
new file mode 100644
index 0000000000000000000000000000000000000000..bf69bdb1d2cd6fc2fdbeb915b4eb6732f720848e
--- /dev/null
+++ b/nunit3-junit.xslt
@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Taken from: https://github.com/nunit/nunit-transforms/tree/master/nunit3-junit
+-->
+<xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+  <xsl:output method="xml" indent="yes"/>
+
+  <xsl:template match="/test-run">
+    <testsuites tests="{@testcasecount}" failures="{@failed}" disabled="{@skipped}" time="{@duration}">
+      <xsl:apply-templates/>
+    </testsuites>
+  </xsl:template>
+
+  <xsl:template match="test-suite">
+    <xsl:if test="test-case">
+      <testsuite tests="{@testcasecount}" time="{@duration}" errors="{@testcasecount - @passed - @skipped - @failed}" failures="{@failed}" skipped="{@skipped}" timestamp="{@start-time}">
+        <xsl:attribute name="name">
+          <xsl:for-each select="ancestor-or-self::test-suite/@name">
+            <xsl:value-of select="concat(., '.')"/>
+          </xsl:for-each>
+        </xsl:attribute>
+        <xsl:apply-templates select="test-case"/>
+      </testsuite>
+      <xsl:apply-templates select="test-suite"/>
+    </xsl:if>
+    <xsl:if test="not(test-case)">
+      <xsl:apply-templates/>
+    </xsl:if>
+  </xsl:template>
+
+  <xsl:template match="test-case">
+    <testcase name="{@name}" assertions="{@asserts}" time="{@duration}" status="{@result}" classname="{@classname}">
+      <xsl:if test="@runstate = 'Skipped' or @runstate = 'Ignored'">
+        <skipped/>
+      </xsl:if>
+      
+      <xsl:apply-templates/>
+    </testcase>
+  </xsl:template>
+
+  <xsl:template match="command-line"/>
+  <xsl:template match="settings"/>
+
+  <xsl:template match="output">
+    <system-out>
+      <xsl:value-of select="."/>
+    </system-out>
+  </xsl:template>
+
+  <xsl:template match="stack-trace">
+  </xsl:template>
+
+  <xsl:template match="test-case/failure">
+    <failure message="{./message}">
+      <xsl:value-of select="./stack-trace"/>
+    </failure>
+  </xsl:template>
+
+  <xsl:template match="test-suite/failure"/>
+
+  <xsl:template match="test-case/reason">
+    <skipped message="{./message}"/>
+  </xsl:template>
+  
+  <xsl:template match="test-case/assertions">
+  </xsl:template>
+
+  <xsl:template match="test-suite/reason"/>
+
+  <xsl:template match="properties"/>
+</xsl:stylesheet>
\ No newline at end of file
diff --git a/src/IPConnectivityChecker.sln b/src/IPConnectivityChecker.sln
new file mode 100644
index 0000000000000000000000000000000000000000..7f888a06180cd8ae9be32a2fe100bc76c38127c7
--- /dev/null
+++ b/src/IPConnectivityChecker.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.2.32526.322
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IPConnectivityChecker", "IPConnectivityChecker\IPConnectivityChecker.csproj", "{F5208FD7-C6B4-4906-8433-1CD3DC37C46C}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{F5208FD7-C6B4-4906-8433-1CD3DC37C46C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F5208FD7-C6B4-4906-8433-1CD3DC37C46C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F5208FD7-C6B4-4906-8433-1CD3DC37C46C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F5208FD7-C6B4-4906-8433-1CD3DC37C46C}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {A5EB9DEA-FE3B-404A-9C69-6C24885EAFA1}
+	EndGlobalSection
+EndGlobal
diff --git a/src/IPConnectivityChecker/IPConnectivityChecker.csproj b/src/IPConnectivityChecker/IPConnectivityChecker.csproj
new file mode 100644
index 0000000000000000000000000000000000000000..009079cd8ce15c119a9c051e1c0df818d8ffaf38
--- /dev/null
+++ b/src/IPConnectivityChecker/IPConnectivityChecker.csproj
@@ -0,0 +1,17 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+    <RootNamespace>IPConnectivityChecker</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Coscine.Configuration" Version="2.1.0" />
+    <PackageReference Include="Coscine.Database" Version="2.11.1" />
+    <PackageReference Include="Coscine.ResourceTypes" Version="1.1.4" />
+  </ItemGroup>
+
+</Project>
diff --git a/src/IPConnectivityChecker/Implementations/ECSChecker.cs b/src/IPConnectivityChecker/Implementations/ECSChecker.cs
new file mode 100644
index 0000000000000000000000000000000000000000..35ddc2cccfa76d981c58ee7e98f2aaf0b33259da
--- /dev/null
+++ b/src/IPConnectivityChecker/Implementations/ECSChecker.cs
@@ -0,0 +1,141 @@
+using Amazon.S3;
+using Coscine.Database.DataModel;
+using Coscine.Database.Models;
+using Coscine.ECSManager;
+using Coscine.ResourceTypes;
+using Coscine.ResourceTypes.Base;
+using Coscine.ResourceTypes.RdsS3;
+using Coscine.ResourceTypes.RdsWorm;
+using ResourceTypes.Rds;
+
+namespace IPConnectivityChecker.Implementations
+{
+    public class ECSChecker
+    {
+        public async Task<bool> CheckECS()
+        {
+            var resourceTypeModel = new ResourceTypeModel();
+            var resourceTypes = resourceTypeModel.GetAll();
+
+            var working = true;
+
+            foreach (var resourceType in resourceTypes)
+            {
+                if (resourceType.Type.Contains("rds"))
+                {
+                    Console.WriteLine("Checking resourcetype with type '" + resourceType.Type + "' and specific type '" + resourceType.SpecificType + "'!");
+                    BaseResourceType resourceTypeDefinition;
+                    try
+                    {
+                        resourceTypeDefinition = ResourceTypeFactory.Instance.GetResourceType(resourceType.Type, resourceType.SpecificType);
+                    } 
+                    catch (Exception e)
+                    {
+                        Console.WriteLine("Error on resourcetype with type '" + resourceType.Type + "' and specific type '" + resourceType.SpecificType + "'!");
+                        Console.WriteLine(e);
+                        working = false;
+                        continue;
+                    }
+                    if (resourceType.Type == "rds")
+                    {
+                        var rdsResourceTypeDefinition = (RdsResourceType)resourceTypeDefinition;
+                        var rdsResourceTypeConfiguration = rdsResourceTypeDefinition.RdsResourceTypeConfiguration;
+
+                        working = working && await S3ClientCheck(rdsResourceTypeConfiguration.Endpoint, rdsResourceTypeConfiguration.AccessKey, rdsResourceTypeConfiguration.SecretKey, resourceType);
+
+                        var ecsManager = new EcsManager
+                        {
+                            EcsManagerConfiguration = rdsResourceTypeConfiguration.EcsManagerConfiguration
+                        };
+                        working = working && await LoginToECS(ecsManager.EcsManagerConfiguration, resourceType);
+                    }
+                    else if (resourceType.Type == "rdss3")
+                    {
+                        var rdss3ResourceTypeDefinition = (RdsS3ResourceType)resourceTypeDefinition;
+                        var rdsS3ResourceTypeConfiguration = rdss3ResourceTypeDefinition.RdsS3ResourceTypeConfiguration;
+
+                        working = working && await S3ClientCheck(rdsS3ResourceTypeConfiguration.Endpoint, rdsS3ResourceTypeConfiguration.AccessKey, rdsS3ResourceTypeConfiguration.SecretKey, resourceType);
+
+                        var rdsS3EcsManager = new EcsManager
+                        {
+                            EcsManagerConfiguration = rdsS3ResourceTypeConfiguration.RdsS3EcsManagerConfiguration
+                        };
+                        working = working && await LoginToECS(rdsS3EcsManager.EcsManagerConfiguration, resourceType);
+
+                        var userEcsManager = new EcsManager
+                        {
+                            EcsManagerConfiguration = rdsS3ResourceTypeConfiguration.UserEcsManagerConfiguration
+                        };
+                        working = working && await LoginToECS(userEcsManager.EcsManagerConfiguration, resourceType);
+                    }
+                    else if (resourceType.Type == "rdss3worm")
+                    {
+                        var rdss3wormResourceTypeDefinition = (RdsS3WormResourceType)resourceTypeDefinition;
+                        var rdsS3WormResourceTypeConfiguration = rdss3wormResourceTypeDefinition.RdsS3WormResourceTypeConfiguration;
+
+                        working = working && await S3ClientCheck(rdsS3WormResourceTypeConfiguration.Endpoint, rdsS3WormResourceTypeConfiguration.AccessKey, rdsS3WormResourceTypeConfiguration.SecretKey, resourceType);
+
+                        var rdsS3EcsManager = new EcsManager
+                        {
+                            EcsManagerConfiguration = rdsS3WormResourceTypeConfiguration.RdsS3EcsManagerConfiguration
+                        };
+                        working = working && await LoginToECS(rdsS3EcsManager.EcsManagerConfiguration, resourceType);
+
+                        var userEcsManager = new EcsManager
+                        {
+                            EcsManagerConfiguration = rdsS3WormResourceTypeConfiguration.UserEcsManagerConfiguration
+                        };
+                        working = working && await LoginToECS(userEcsManager.EcsManagerConfiguration, resourceType);
+
+                    }
+                    Console.WriteLine();
+                }
+            }
+
+            return working;
+
+        }
+
+        private async Task<bool> S3ClientCheck(string endpoint, string accessKey, string secretKey, ResourceType resourceType)
+        {
+            try
+            {
+                var amazonS3Config = new AmazonS3Config
+                {
+                    ServiceURL = endpoint,
+                    ForcePathStyle = true
+                };
+                using var _s3client = new AmazonS3Client(accessKey, secretKey, amazonS3Config);
+                await _s3client.ListBucketsAsync();
+            }
+            catch (Exception e)
+            {
+                Console.WriteLine("S3 Client Check: FAILED for resourcetype with type '" + resourceType.Type + "' and specific type '" + resourceType.SpecificType + "'!");
+                Console.WriteLine(e);
+                return false;
+            }
+            return true;
+        }
+
+        private async Task<bool> LoginToECS(EcsManagerConfiguration EcsManagerConfiguration, ResourceType resourceType)
+        {
+            try
+            {
+                // create new management client USING NAMESPACE ADMINISTRATOR to obtain token
+                using var client = new CoscineECSManagementClient(EcsManagerConfiguration.NamespaceAdminName, EcsManagerConfiguration.NamespaceAdminPassword, EcsManagerConfiguration.ManagerApiEndpoint);
+                // authenticate
+                await client.Authenticate();
+                // log out
+                await client.LogOut();
+            } 
+            catch (Exception e)
+            {
+                Console.WriteLine("Login Check: FAILED for resourcetype with type '" + resourceType.Type + "' and specific type '" + resourceType.SpecificType + "'!");
+                Console.WriteLine(e);
+                return false;
+            }
+            return true;
+        }
+
+    }
+}
diff --git a/src/IPConnectivityChecker/Program.cs b/src/IPConnectivityChecker/Program.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8cfe805967c19dabcddefab76a141757885d2b44
--- /dev/null
+++ b/src/IPConnectivityChecker/Program.cs
@@ -0,0 +1,11 @@
+using IPConnectivityChecker.Implementations;
+
+var allWorking = true;
+
+var ecsChecker = new ECSChecker();
+allWorking = allWorking && await ecsChecker.CheckECS();
+
+if (!allWorking)
+{
+    throw new ArgumentException("Some checks are returning an error state!");
+}