google.com子域名：
cloudresourcemanager.clients6.google.com
google-proxy-74-125-209-34.google.com
web0.www-google-analytics.l.google.com
drive-data-export.usercontent.google.com
takeout-pa.clients6.google.com
cloudpersonalization-pa.clients6.google.com
qmctkoa6acasj44mr28353f7m5qfnj2q.google.com
translate.apps.android.google.com
rcs-acs-mcc234.jibe.google.com
firebasemessagingcampaigns.clients6.google.com
google-proxy-64-233-173-152.google.com
c10r.facebook.clients.google.com
google-proxy-74-125-210-0.google.com
google-proxy-66-249-93-0.google.com
rate-limited-proxy-66-249-87-0.google.com
21885021.corp-partner.google.com
client-side-encryption.google.com