---
title: Network Configuration Guide
description: Required Domains List
---

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1. [S2 Sync](https://kb.systemandsoul.com/system-and-soul?hsLang=en)
2. [Troubleshooting](https://kb.systemandsoul.com/system-and-soul/troubleshooting?hsLang=en)

# Network Configuration Guide

## Required Domains List

**OVERVIEW**

This guide provides network configuration requirements for S2 Sync to function properly within your organization's network infrastructure. Following these requirements will ensure smooth operation of the platform while maintaining security standards.

**REQUIRED PORTS**

S2 Sync requires the following ports to be open for outbound traffic:

- Port 80 (HTTP)
- Port 443 (HTTPS)

**REQUIRED NETWORK**

- Bandwidth: 20 Mbps (or more)
- Latency: 30 ms (or less)
- SSL/TLS: Must allow HTTPS connections to all listed domains

**REQUIRED DOMAIN ACCESS**

The following domains must be whitelisted in your firewall and content filtering systems. These domains are essential for core functionality, authentication, analytics, and content delivery:

**CORE APPLICATION**

- s2sync.com
- api.s2oversoul.com
- system-and-soul.s3.amazonaws.com
- s3.amazonaws.com
- [legacy.s2sync.com **\[NEW\]**](http://legacy.s2sync.com)

**AUTHENTICATION**

- oauth2.googleapis.com
- api.hubspot.com
- api.hubapi.com

**CONTENT AND MEDIA**

- images.unsplash.com
- tailwindui.com
- fonts.googleapis.com
- All Google user content domains (lh3-6.googleusercontent.com)
- All Facebook CDN domains (scontent.ftpa1-1.fna.fbcdn.net, scontent.ftpa1-2.fna.fbcdn.net)

**PAYMENT PROCESSING**

- js.stripe.com
- m.stripe.network

ANALYTICS AND MONITORING

- vitals.vercel-insights.com
- o983557.ingest.sentry.io
- data.pendo.io
- Various HubSpot domains (track.hubspot.com, metrics-fe-na1.hubspot.com, etc.)
- www.googletagmanager.com 
- td.doubleclick.net 
- googleads.g.doubleclick.net 
- Various HubSpot domains 
    - - - - js.hs-banner.com 
                            - js.hscollectedforms.net 
                            - track.hubspot.com
                            - metrics-fe-na1.hubspot.com

Note: *This configuration guide is based on current infrastructure requirements and may change over time.*

If you need further assistance, please reach out to: [help@systemandsoul.com](mailto:help@systemandsoul.com). 

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