Webtask's source IP / CIDR?

[dominik-k]

What is the source IP or IP-range (CIDR) for a webtask calling out, e.g. to Splunk? Specifically in the https://sandbox-eu.it.auth0.com
I want to restrict the Splunk access to these IPs.

[markd]

If I remember correctly, the source webtask IPs are the same as those listed in the Rules and Custom DB editors (these things are just code running on webtasks):

Where can I find a list of static IP addresses for Auth0?

Question: Where can I find a list of static IP addresses for Auth0 for whitelisting? Answer: There are several parts of Auth0: If you want to allow Auth0 in your firewall at the network level (outbound) as the identity service, that cannot be done as Auth0 uses a dynamic set of IP Addresses and are subject to change at any time. We recommend allowing/whitelisting the domain hostname instead. For inbound connections like the calls made to your databases and servers by Auth0 Rules, Hooks, or C…