IP Addresses for Whitelisting
For hosted Halo users your traffic passes through the below IP addresses. This is for API requests as well as SMTP/IMAP/POP connections.
There are changes to the IP addresses that need to be whitelisted and SPF records from v2.252+:
| Region | Pre-2.252 | Post-2.252 | DNS Listing for IPs | Pre-2.252 Associated SPF Records | Post-2.252 Associated SPF Records |
| UK | 18.134.104.113 18.134.36.210 18.133.135.248 | 18.170.94.102 18.130.136.112 18.168.193.80 | d3ukmail.nethelpdesk.com | spf.uk.halocrm.io spf.uk.haloservicedesk.com spf.uk.halopsa.com spf.uk.haloitsm.com | spf.uk.app.usehalo.com |
| USA/Americas | 52.200.167.248 3.225.188.37 50.19.232.234 | 52.87.79.64 18.205.204.7 100.60.9.77 | d3usmail.nethelpdesk.com | spf.us.app.usehalo.com | |
| AUS/APAC | 54.252.23.238 3.105.157.254 54.79.30.202 | 54.252.109.220 15.135.160.129 32.236.112.73 | d3ausmail.nethelpdesk.com | spf.au.halocrm.io spf.au.haloservicedesk.com spf.au.halopsa.com spf.au.haloitsm.com | spf.au.app.usehalo.com |
| DE/FRANKFURT/EU | 3.66.25.168 18.195.252.203 3.64.238.94 | 63.176.14.88 3.78.149.69 51.102.225.118 | d3eumail.nethelpdesk.com | spf.de.halocrm.io spf.de.haloservicedesk.com spf.de.halopsa.com spf.de.haloitsm.com | spf.de.app.usehalo.com |
| CA/CANADA | 3.97.110.140 15.222.188.1 3.98.156.147 | 15.175.10.240 15.175.11.105 16.54.96.43 | d3camail.nethelpdesk.com | spf.ca.halocrm.io spf.ca.haloservicedesk.com spf.ca.halopsa.com spf.ca.haloitsm.com | spf.ca.app.usehalo.com |
| ZA/SOUTH AFRICA/AFRICA | 13.245.63.59 13.245.84.204 13.245.56.59 | 15.240.93.138 13.245.246.60 13.246.210.101 | d3zamail.nethelpdesk.com | spf.za.halocrm.io spf.za.haloservicedesk.com spf.za.halopsa.com spf.za.haloitsm.com | spf.za.app.usehalo.com |
| AE/Dubai/UAE | 51.112.154.89 51.112.188.253 | Unavailable until update from AWS | Unavailable until update from AWS | Unavailable until update from AWS | Unavailable until update from AWS |
API/Webhook Relay Service
18.135.244.90
18.134.233.196
35.179.228.126
QuickBooks webhooks and others you may also need to add
18.133.135.248
18.134.104.113
18.134.36.210