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Email infrastructure of d-53.jp

According to Live Direct Marketing's daily DNS scan (July 13, 2026), d-53.jp (Tranco rank #7,024) publishes no classifiable email DNS records. Its DMARC policy is p=reject — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)	no MX / not classified
ESPs in SPF	none detected
SaaS senders in SPF	none detected
DMARC policy	p=reject
DMARC record	`v=DMARC1; p=reject; aspf=s`
Tranco rank	#7,024
Snapshot	2026-07-13 (updated daily)

Frequently asked questions

What email provider does d-53.jp use?

d-53.jp has no classifiable MX record as of July 13, 2026, per Live Direct Marketing's daily Tranco top-1M scan.

Does d-53.jp enforce DMARC?

Yes — d-53.jp 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 d-53.jp at Gmail, Outlook, Yandex and Mail.ru.

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