Or use the json files they provide https://support.google.com/a/answer/10026322?hl=en https://support.google.com/a/answer/10026322?hl=en "IP ranges that Googl

Or use the json files they provide https://support.google.com/a/answer/10026322?hl=en https://support.google.com/a/answer/10026322?hl=en "IP ranges that Google makes available to users on the internet": https://www.gstatic.com/ipranges/goog.json https://www.gstatic.com/ipranges/goog.json "Global and regional external IP address ranges for customers' Google Cloud resources": https://www.gstatic.com/ipranges/cloud.json https://www.gstatic.com/ipranges/cloud.json