OneSpan IPs need to be whitelisted in order for all the Blend Sign features to work. Please check with your network to make sure that the following IPs have not been blocked. A full list of the IPs can be found here.
Reference: Environment URLs & IP Addresses
If you are whitelisting OneSpan’s public IPs, please add the respective FQDN (fully qualified domain name) to your inbound whitelist to continue accessing our services:
|Environment||Qualified Domain Name|
If your Security policy does not permit FQDN whitelisting, see Cloudflare's IP ranges below.
The following DocuSign IPs will also need to be whitelisted.
- (NEW) 188.8.131.52 through 184.108.40.206 (NEW)
- 220.127.116.11 through 18.104.22.168
- 22.214.171.124 through 126.96.36.199
We also recommend whitelisting all subdomains under the following domains:
Resource: Amazon SES