Domains with DNS TXT v=spf1 a ip4:91.26.182.26 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all
There is 1 domain that have DNS TXT set to v=spf1 a ip4:91.26.182.26 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all.