Email Authentication
kupbilecik.pl
SPF
passDeclares which servers may send mail for this domain.
v=spf1 a mx ip4:176.9.99.139 ip4:146.59.222.224/28 ip4:178.33.180.249 ip4:178.33.180.248/29 include:_spf.google.com ~all
DKIM
passCryptographic signature on outbound mail (selector: mx).
v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy2X2oFf67yByPAe5sFYYqcmf3samjq5B+4MSHVP60Qqj40O4NebxgFqKNH2H87NBJbEbnISZP9YwkZ3vWrgDPoTtkizuRZq8FZP469sBXF8edo3niZnuwn3t5sSqgdy/i1TmXrSaEgI4XUvWAdk4BksfnsNcpOAkpNd9cg0rndhqUd6YAJzagyXuy3J0icSWwhUZCJfrAePMtUrzZC/MKbSc+bbtO7LVcX+9u/MrjjW1R5I5JmdPUGGenLmEJBhnCFAYMoHTzzTxlVB9hcDOQPi4KjrM2qW1ZzQdniFFImS/2o1wb8gAtBOtPLszplYCFurJ4ooq5cHEr9yQ0jYxUwIDAQAB
DMARC
passTells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:reports@kupbilecik.pl
Mail Servers (MX)
5 poczta01.kupbilecik.pl
10 poczta02.kupbilecik.pl