Domain & IP Allow-Listing

Learn how to ensure your users receive your SMPhish simulated phishing emails by allow-listing SiberMate's IPs and domains.


One of the most common reasons for phishing simulations or course emails not being delivered to end users is that SiberMate IPs and domains aren't allow-listed in their email clients.

Allow-listing in Microsoft Exchange 2013 & 2016

If you use Microsoft Exchange 2013 & 2016, you must allow-list SiberMate IP addresses and domains.

Allow-listing in Microsoft 365 or Exchange


Allow-listing in Microsoft 365

If you use Microsoft 365 you must allow-list SiberMate IP addresses and domains.

Ensure phishing simulation delivery to M365 inboxes with Microsoft Advanced Delivery

We now recommend Message Injection as the preferred delivery method for simulated phishing emails.

Allow-listing in Google Workspace

If you use Google Workspace, you must allow-list SiberMate IP addresses and domains.

Allow-listing in Google Workspace

We now recommend Message Injection as the preferred delivery method for simulated phishing emails.

What are the SiberMate IP addresses?

198.21.6.191
168.245.56.242
99.80.168.14

What are the SiberMate domains?


Mandatory for custom sender address:

user-training.com

Other simulation domains:

1nfoclient.fr
accountservicescenter.au
accountservicescenter.ca
accountservicescenter.co.za
accountservicescenter.fr
accountservicescenter.net
accountservicescenter.nz
accountverify.au
accountverify.ca
accountverify.co.uk
accountverify.co.za
accountverify.fr
accountverify.nz
asistenciahoy.com
atencionalcleinte.com
banque-online.com
biiing.net
biiiing.at
biiiing.de
centre-assistance.fr
centro-asistencia.com
companylegal.co.uk
companylegal.id
companylogin.au
companylogin.ca
companylogin.co.uk
companylogin.co.za
companylogin.fr
companylogin.nz
companypolicy.at
companypolicy.au
companypolicy.com.au
companypolicy.de
companypolicy.id
companypolicy.ie
f1nancier.com
financialdept1.com
financialdept1.de
financialstaff.co.uk
gdprlaw.co.uk
gohelpdesk.at
gohelpdesk.au
gohelpdesk.com
gohelpdesk.de
gohelpdesk.ie
groupmailserver.co.uk
grouponedeals.com
hellpdesk.at
hellpdesk.de
hellpdesk.net
hhelpdesk.ie
hilfekunden.de
humanres.ie
humanres.in
infoclientehoy.com
innermail.co.uk
it5upport.co.uk
ithelpdeskweb.co.uk
ithilfen.de
ithlpdesks.com
itsecuredesk.au
itsecuredesk.ca
itsecuredesk.co.za
itsecuredesk.com
itsecuredesk.fr
itsecuredesk.nz
itsupp0rt.de
itsupports.ie
itsuppports.com
kunden-unterstuzung.de
marketingcrew.co.uk
onlinbanking.at
onlinbanking.de
paysecureverify.au
paysecureverify.ca
paysecureverify.co.za
paysecureverify.com
paysecureverify.fr
paysecureverify.nz
pcsupport.fr
pessoleldept.com
recusos-humanos.com
ressourceshumains.com
singlesignon.ie
sup0rt.co.uk
sup0rt.ie
suport.ie
supp0rt.co.za
technischeuntersttzung.de
usbank.news
uspost.online
uspost.store
vpnportal.co.uk
yahoooo.at
yahoooo.info

Note: Adding to an IP allow list is alternatively called white-listing or whitelisting.


Next steps

Did this answer your question? Thanks for the feedback There was a problem submitting your feedback. Please try again later.