Domains with DNS TXT v=spf1 mx a ip4:93.185.102.237 ip4:93.185.102.11 include:spf.seznam.cz include:_emailing.heureka.cz include:mailgun.org ~all

There is 1 domain that have DNS TXT set to v=spf1 mx a ip4:93.185.102.237 ip4:93.185.102.11 include:spf.seznam.cz include:_emailing.heureka.cz include:mailgun.org ~all.

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