10IPS
physicsclassroom.com

DMARC record for physicsclassroom.com

Email security & deliverability · grade A

DMARC
✓ present
v=DMARC1; p=quarantine; rua=mailto:spamreport@physicsclassroom.com; ruf=mailto:failures@physicsclassroom.com

What changed since last time

Loading history…