fetch a list of Google Compute Engine IPs using DNS lookup
npm install gce-ips

fetch a list of Google Compute Engine IPs using DNS lookup
``sh`
gce-ips list --format=json
gce-ips check 104.196.27.39
npm i gce-ips -g
* list: return a list of GCE IPs in JSON or text format.check
* : check whether an IP is GCE:$?
* = 0 if IP is in range.$?
* = 1` if IP is out of range.
ISC