Domains with DNS TXT v=spf1 mx a:smtprelay.altemeier.net a:mail05.iok.net a:smtpnews.altemeier.net a:mail04.iok.net a:irs01.iok.net a:mail01.altemeier.net include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all

There is 1 domain that have DNS TXT set to v=spf1 mx a:smtprelay.altemeier.net a:mail05.iok.net a:smtpnews.altemeier.net a:mail04.iok.net a:irs01.iok.net a:mail01.altemeier.net include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all.

We're currently tracking 385,908,440 DNS TXT records. Use our API to retrieve detailed information for DNS domains and records. Data is updated daily.