Domains with DNS TXT v=spf1 a include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.constantcontact.com include:smtp.youraspire.com include:aspirecloud.cloudapp.net include:aspiresmtp02.westus.cloudapp.azure.com include:ipsonline.net include:saa shr.com -all

There is 1 domain that have DNS TXT set to v=spf1 a include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:spf.constantcontact.com include:smtp.youraspire.com include:aspirecloud.cloudapp.net include:aspiresmtp02.westus.cloudapp.azure.com include:ipsonline.net include:saa shr.com -all.

We're currently tracking 383,585,765 DNS TXT records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.