In
SPF verification, your emails are constantly coming back and if you are looking for a permanent solution, you can enter DNS from your hosting management panel and enter a DNS page. Let's create a TXT record.
Choose the type as TXT and you can enter TTL 14400. You can enter the Value section by revising the codes below. You can see your Ip address in the A record from Other DNS records. You can also see
domainaname.com your own web domain name www. Write without.
"v=spf1 ip4:x.x.x.x a mx ptr include:domainaname.com ~all"
