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Email infrastructure of kakuyomu.jp

According to Live Direct Marketing's daily DNS scan (July 12, 2026), kakuyomu.jp (Tranco rank #1,557) receives mail via Unknown / Other and sends through SendGrid (Twilio). Its DMARC policy is p=quarantine — one of the minority (47%) of DMARC publishers that actually enforce.

Mailbox provider (MX)Unknown / Other
ESPs in SPFSendGrid (Twilio)
SaaS senders in SPFnone detected
DMARC policyp=quarantine
DMARC recordv=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@kakuyomu.jp,mailto:dmarc_agg@vali.email; ruf=mailto:dmarc@kakuyomu.jp; fo=1;
Tranco rank#1,557
Snapshot2026-07-12 (updated daily)

Frequently asked questions

What email provider does kakuyomu.jp use?

kakuyomu.jp uses Unknown / Other for inbound mail (detected from its primary MX record) as of July 12, 2026, per Live Direct Marketing's daily Tranco top-1M scan.

What ESP does kakuyomu.jp use?

kakuyomu.jp authorises SendGrid (Twilio) in its SPF record as of July 12, 2026.

Does kakuyomu.jp enforce DMARC?

Partially — kakuyomu.jp publishes p=quarantine (as of July 12, 2026).

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