HaloITSM Guides

For hosted Halo users your traffic passes through the below IP addresses. This is for API requests as well as SMTP/IMAP/POP connections.

UK

Addresses to whitelist;

18.134.104.113

18.134.36.210

18.133.135.248

DNS listing for IPs;

(add this to sending domain SPF record)

d3ukmail.nethelpdesk.com

USA/Americas

Addresses to whitelist:

52.200.167.248 

3.225.188.37 

50.19.232.234

DNS listing for IPs;

(add this to sending domain SPF record)

d3usmail.nethelpdesk.com

AUS/APAC

Addresses to whitelist;

54.252.23.238

3.105.157.254

54.79.30.202

DNS listing for IPs;

(add this to sending domain SPF record)

d3ausmail.nethelpdesk.com

DE/FRANKFURT/EU

Addresses to whitelist;

3.66.25.168 

18.195.252.203 

3.64.238.94 

DNS listing for IPs;

(add this to sending domain SPF record)

d3eumail.nethelpdesk.com

CA/CANADA

Addresses to whitelist;

3.97.110.140 

15.222.188.1 

3.98.156.147 

DNS listing for IPs;

(add this to sending domain SPF record)

d3camail.nethelpdesk.com

ZA