Banking

Understanding the Security Status

✓ Green (Secure): A valid DMARC policy is active. The domain is protected because the policy is set to either quarantine or reject, effectively blocking or flagging unauthorized emails as mandated in the Payment Card Industry Data Security Standard (PCI DSS).
× Red (Inadequate): The domain fails to meet the "low bar" set by PCI DSS as the minimum requirement for protection. This occurs if the record is missing, duplicated, or if the policy is set to none (monitoring mode only), which does not stop spoofing attempts.

DMARC records are cached and refreshed periodically. The logic has been updated in line with RFC 9989, published in May 2026, and now uses DNS Tree Walk.

atombank.co.uk →

DMARC Record: _dmarc.atombank.co.uk
v=DMARC1; p=none; rua=mailto:atombank@rua.netcraft.com; ruf=mailto:atombank@ruf.netcraft.com;
× Warning: Main policy (p=none) is for monitoring only and does not prevent spoofing

barclays.co.uk →

DMARC Record: _dmarc.barclays.co.uk
v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
✓ Secure: Single valid policy detected

capitalone.co.uk →

DMARC Record: _dmarc.capitalone.co.uk
v=DMARC1; p=reject; sp=reject; fo=1; pct=100; ri=3600; rua=mailto:capital-one@rua.agari.com; ruf=mailto:capital-one@ruf.agari.com
✓ Secure: Single valid policy detected

cbonline.co.uk →

DMARC Record: _dmarc.cbonline.co.uk
v=DMARC1; p=reject; fo=1; ri=86400; rua=mailto:clydesdale-bank-plc@rua.agari.com; ruf=mailto:clydesdale-bank-plc@ruf.agari.com
✓ Secure: Single valid policy detected

chase.co.uk →

DMARC Record: _dmarc.chase.co.uk
v=DMARC1; p=reject; pct=100; rua=mailto:jpmorganchase@rua.agari.com; ruf=mailto:jpmorganchase@ruf.agari.com; fo=1
✓ Secure: Single valid policy detected

co-operativebank.co.uk →

DMARC Record: _dmarc.co-operativebank.co.uk
v=DMARC1; p=reject; fo=1; rua=mailto:1a4cafc23c46838@rep.dmarcanalyzer.com,mailto:coopbank@rua.netcraft.com; ruf=mailto:1a4cafc23c46838@for.dmarcanalyzer.com,mailto:coopbank@ruf.netcraft.com;
✓ Secure: Single valid policy detected

coutts.com →

DMARC Record: _dmarc.coutts.com
v=DMARC1; p=reject; fo=1; rua=mailto:rbs@rua.netcraft.com; ruf=mailto:rbs@ruf.netcraft.com
✓ Secure: Single valid policy detected

danskebank.co.uk →

DMARC Record: _dmarc.danskebank.co.uk
v=DMARC1; p=reject; rua=mailto:mnehokxg@ag.eu.dmarcadvisor.com; adkim=s; aspf=s;
✓ Secure: Single valid policy detected

firstdirect.com →

DMARC Record: _dmarc.firstdirect.com
v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
✓ Secure: Single valid policy detected

halifax.co.uk →

DMARC Record: _dmarc.halifax.co.uk
v=DMARC1; p=reject; ruf=mailto:d@ruf.agari.com; rua=mailto:d@rua.agari.com
✓ Secure: Single valid policy detected

hsbc.co.uk →

DMARC Record: _dmarc.hsbc.co.uk
v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
✓ Secure: Single valid policy detected

lloydsbank.com →

DMARC Record: _dmarc.lloydsbank.com
v=DMARC1; p=reject; sp=reject; ruf=mailto:d@ruf.agari.com; rua=mailto:d@rua.agari.com
✓ Secure: Single valid policy detected

metrobankonline.co.uk →

DMARC Record: _dmarc.metrobankonline.co.uk
v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@metrobank.plc.uk,mailto:mb@rua.netcraft.com; ruf=mailto:dmarc@metrobank.plc.uk,mailto:mb@ruf.netcraft.com; fo=1;
✓ Secure: Single valid policy detected

monzo.com →

DMARC Record: _dmarc.monzo.com
v=DMARC1; p=reject; fo=1; adkim=r; aspf=r; pct=100; rua=mailto:dmarc@monzo.com,mailto:re+ql30lwykyls@dmarc.postmarkapp.com; ruf=mailto:dmarc-forensic@monzo.com;
✓ Secure: Single valid policy detected

nationwide.co.uk →

DMARC Record: _dmarc.nationwide.co.uk
v=DMARC1; p=reject; sp=reject; aspf=r; fo=1; pct=100; ri=3600; rua=mailto:nationwide-building-society@rua.agari-eu.com; ruf=mailto:nationwide-building-society@ruf.agari-eu.com
✓ Secure: Single valid policy detected

natwest.com →

DMARC Record: _dmarc.natwest.com
v=DMARC1; p=reject; fo=1; rua=mailto:rbs@rua.netcraft.com; ruf=mailto:rbs@ruf.netcraft.com
✓ Secure: Single valid policy detected

rbs.co.uk →

DMARC Record: _dmarc.rbs.co.uk
v=DMARC1; p=reject; fo=1; rua=mailto:rbs@rua.netcraft.com; ruf=mailto:rbs@ruf.netcraft.com
✓ Secure: Single valid policy detected

santander.co.uk →

DMARC Record: _dmarc.santander.co.uk
v=DMARC1; p=reject; fo=1; rua=mailto:santander@rua.agari.com, mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:santander@ruf.agari.com, mailto:dmarc_ruf@emaildefense.proofpoint.com
✓ Secure: Single valid policy detected

starlingbank.com →

DMARC Record: _dmarc.starlingbank.com
v=DMARC1; p=reject; pct=100; rua=mailto:re+wa6f16ltuzs@dmarc.postmarkapp.com; ruf=mailto:dmarc+forensic@starlingbank.com; sp=reject; aspf=r;
✓ Secure: Single valid policy detected

tsb.co.uk →

DMARC Record: _dmarc.tsb.co.uk
v=DMARC1;p=reject;pct=100;rua=mailto:dmarc@tsb.co.uk;fo=1;
✓ Secure: Single valid policy detected

virginmoney.com →

DMARC Record: _dmarc.virginmoney.com
v=DMARC1; p=reject; rua=mailto:clydesdale-bank-plc@rua.agari.com,mailto:virginmoney@rua.netcraft.com,mailto:dmarcalerts@virginmoney.com; ruf=mailto:clydesdale-bank-plc@ruf.agari.com,mailto:virginmoney@ruf.netcraft.com
✓ Secure: Single valid policy detected

ybonline.co.uk →

DMARC Record: _dmarc.ybonline.co.uk
v=DMARC1; p=reject; fo=1; ri=86400; rua=mailto:clydesdale-bank-plc@rua.agari.com; ruf=mailto:clydesdale-bank-plc@ruf.agari.com
✓ Secure: Single valid policy detected