---
title: "CFTS technical and network prerequisites"
url: "https://myenx-help.euronext.com/en/article/cfts-technical-and-network-prerequisites"
language: "en"
last_updated: "2024-08-14T08:16:36.488Z"
---

# CFTS technical and network prerequisites

If you encounter any access issues, this may be due to your info-security/network policy. Please make sure the following domains are allowed:

-   EUA environment: [https://api.cfts.peua.euatnr.euronext.cloud/euatnr/api](https://api.cfts.peua.euatnr.euronext.cloud/euatnr/api) 
-   Production environment: [https://api.cfts.prodnr.euronext.cloud/prodnr/api](https://api.cfts.prodnr.euronext.cloud/prodnr/api) 

IP addresses to whitelist:

-   EUA:
    -   Name: sftp.cfts.euatnr.euronext.cloud 
    -   Addresses:
        -   3.255.34.31
        -   34.243.171.176
        -   8.202.76.1
-   PROD:
    -   Name: sftp.cfts.prodnr.euronext.cloud
    -   Addresses:
        -   54.78.35.182
        -   34.242.188.25
        -   34.242.38.208