Domains with DNS TXT v=spf1 ip6:2a03:a800:8::c include:spf.protection.outlook.com include:_spf.sendtex-newsletter.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip6:2a03:a800:8::c include:spf.protection.outlook.com include:_spf.sendtex-newsletter.com -all.