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Email infrastructure of cyon.ch

According to Live Direct Marketing's daily DNS scan (July 13, 2026), cyon.ch (Tranco rank #8,527) receives mail via Self-Hosted and sends through Mailchimp, Help Scout. Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)Self-Hosted
ESPs in SPFMailchimp, Help Scout
SaaS senders in SPFnone detected
DMARC policyp=reject
DMARC recordv=DMARC1; p=reject; ruf=mailto:abuse-dmarc@cyon.ch; rua=mailto:abuse-dmarc@cyon.ch; pct=100; fo=1;
Tranco rank#8,527
Snapshot2026-07-13 (updated daily)

Frequently asked questions

What email provider does cyon.ch use?

cyon.ch uses Self-Hosted 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 cyon.ch use?

cyon.ch authorises Mailchimp, Help Scout in its SPF record as of July 13, 2026.

Does cyon.ch enforce DMARC?

Yes — cyon.ch 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 cyon.ch at Gmail, Outlook, Yandex and Mail.ru.
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