SOA
Start of Authority
Primary NS
Mailbox
cloud-dns-hostmaster.google.com
Serial
5
Refresh
21600
Retry
3600
Expire
259200
Minimum TTL
300
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 ip4:40.160.40.140 ip4:40.160.40.141 ip4:40.160.40.142 ip4:40.160.40.143 ip4:40.160.40.144 ip4:40.160.40.145 ip4:15.235.18.136 ip4:15.235.18.137 ip4:15.235.18.138 ip4:15.235.18.139 ip4:15.235.18.238 ip4:51.161.123.3 ip4:51.161.123.4 ip4:51.161.123.5
ip4:51.161.123.6 ~all