Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all duo_sso_verification=clnx3p1ilbmecrcma6fwfqfuha7gioj7wike5gykfapegiwhrbrdbd9npyhlryjk

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all duo_sso_verification=clnx3p1ilbmecrcma6fwfqfuha7gioj7wike5gykfapegiwhrbrdbd9npyhlryjk.

We're currently tracking 249,032,151 DNS TXT records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.