WooCommerce integrations may need to whitelist our IP Addresses to establish a connection to eBaylink.
If you are using Cloudflare please take a look at this article to see how to whitelist our IP Addresses
Please white list the appropriate IPs depending on where your account is created:
ebaylink.omnivore.com.au aka m4.omnivore.com.au
66.228.50.228
69.164.192.73
50.116.21.148
198.58.118.130
72.14.183.185
74.207.254.219
m1.omnivore.com.au
45.56.123.86
45.33.32.64
45.79.19.97
45.79.0.157
104.237.129.91
45.33.121.26
m2.omnivore.com.au
198.58.112.249
45.56.73.241
45.79.99.17
104.237.137.162