Domain Name	Found on	Still exists
db.alt2.gmail-smtp-in.l.google.com	Subdomain Center
grafana.alt2.gmail-smtp-in.l.google.com	Subdomain Center
jenkins.alt2.gmail-smtp-in.l.google.com	Subdomain Center
mail.alt2.gmail-smtp-in.l.google.com	Subdomain Center
ns4.alt2.gmail-smtp-in.l.google.com	Subdomain Center
prometheus.alt2.gmail-smtp-in.l.google.com	Subdomain Center
sql.alt2.gmail-smtp-in.l.google.com	Subdomain Center
vpn.alt2.gmail-smtp-in.l.google.com	Subdomain Center

Found 8 subdomains.

Results foralt2.gmail-smtp-in.l.google.com