← Look up another domain · Email Stats home

Email infrastructure of ons.gov.uk

According to Live Direct Marketing's daily DNS scan (July 13, 2026), ons.gov.uk (Tranco rank #5,394) receives mail via Microsoft 365 and sends through Mailchimp. Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)Microsoft 365
ESPs in SPFMailchimp
SaaS senders in SPFnone detected
DMARC policyp=reject
DMARC recordv=DMARC1; p=reject; sp=reject; rua=mailto:dmarc-rua@dmarc.service.gov.uk
Tranco rank#5,394
Snapshot2026-07-13 (updated daily)

Frequently asked questions

What email provider does ons.gov.uk use?

ons.gov.uk 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 ons.gov.uk use?

ons.gov.uk authorises Mailchimp in its SPF record as of July 13, 2026.

Does ons.gov.uk enforce DMARC?

Yes — ons.gov.uk publishes p=reject, the strictest DMARC policy (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 ons.gov.uk at Gmail, Outlook, Yandex and Mail.ru.
Test deliverability →