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216.73.216.1
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postal._domainkey.rp.postal.arcatest.ch.arcatest.ch
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postal._domainkey.rp.postal.arcatest.ch.arcatest.ch
SPF record
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No SPF record
No SPF record found for postal._domainkey.rp.postal.arcatest.ch.arcatest.ch
check TXT records