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Email infrastructure of sc.gov

According to Live Direct Marketing's daily DNS scan (July 13, 2026), sc.gov (Tranco rank #11,802) receives mail via Microsoft 365 and sends through Proofpoint. Its DMARC policy is p=quarantine — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)Microsoft 365
ESPs in SPFProofpoint
SaaS senders in SPFnone detected
DMARC policyp=quarantine
DMARC recordv=DMARC1;p=quarantine;sp=none;fo=1;rua=mailto:dmarc_rua@emaildefense.proofpoint.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
Tranco rank#11,802
Snapshot2026-07-13 (updated daily)

Frequently asked questions

What email provider does sc.gov use?

sc.gov uses Microsoft 365 for inbound mail (detected from its primary MX record) as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.

What ESP does sc.gov use?

sc.gov authorises Proofpoint in its SPF record as of July 13, 2026.

Does sc.gov enforce DMARC?

Partially — sc.gov publishes p=quarantine (as of July 13, 2026).

DNS records say who should deliver your mail — they don't say whether it lands in the inbox. Run a free inbox placement test for sc.gov at Gmail, Outlook, Yandex and Mail.ru.
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