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Email infrastructure of mynavi.jp

According to Live Direct Marketing's daily DNS scan (July 13, 2026), mynavi.jp (Tranco rank #3,634) receives mail via Microsoft 365 and sends through HDEMS, SendGrid (Twilio). Its DMARC policy is p=quarantine — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)Microsoft 365
ESPs in SPFHDEMS, SendGrid (Twilio)
SaaS senders in SPFnone detected
DMARC policyp=quarantine
DMARC recordv=DMARC1; p=quarantine; sp=none; pct=100; adkim=r; aspf=r; rua=mailto:ds-sender-guideline-rep@mynavi.jp; ruf=mailto:ds-sender-guideline-rep@mynavi.jp; fo=0; rf=afrf; ri=86400
Tranco rank#3,634
Snapshot2026-07-13 (updated daily)

Frequently asked questions

What email provider does mynavi.jp use?

mynavi.jp 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 mynavi.jp use?

mynavi.jp authorises HDEMS, SendGrid (Twilio) in its SPF record as of July 13, 2026.

Does mynavi.jp enforce DMARC?

Partially — mynavi.jp 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 mynavi.jp at Gmail, Outlook, Yandex and Mail.ru.
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