Email Authentication

kakuyomu.jp

SPF

pass
Declares which servers may send mail for this domain.
v=spf1 include:mdmouse.maildealer.jp include:spf-bma.mpme.jp  include:sendgrid.net ~all

DKIM

pass
Cryptographic signature on outbound mail (selector: s1).
k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAugfcYNfgzbAvsq57VRtWrhxnFbSNf9UvCZrKCvE4f+Ziyrr3fO4MbTeQMszRckLyQLa6qa7Jw/gOz2hpu163L+AIBFE4lJ1LBJdCV3AndxsfLdF3/CtSNuaimy6tJ2uuEi3wCMQCLNM0G0tphi81IMBE4wZb0rCoOSy5Aja5Gchjdnf5mCAp8iq4kY10lirxu/Ms32Mf86Hi1FvM6qxumtXZ2K4lDyolThOY15D5goJe+T1QV1kzmUYgWZy4N8qJZd/kmlTvtVz/bM0F1O2ExI2YrWOOcMzT3tCvLvTdLhl0m42JjEqrn4RC/8Xie5phW7OL/n7Qhg6tZ2U7BYWY1QIDAQAB

DMARC

pass
Tells receivers what to do with mail that fails SPF/DKIM. Policy: quarantine.
v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@kakuyomu.jp,mailto:dmarc_agg@vali.email; ruf=mailto:dmarc@kakuyomu.jp; fo=1;

Mail Servers (MX)

10 mailinbound.hatena.ne.jp