https://x.com/frontier2gouten/status/1753328946362654990?s=20
frontier1.shop
ホビーショップフロンティア @frontier2gouten 【Gmailアドレスへのメールが届かない不具合について】 Gmailガイドライン変更に伴い、 当店通販サイトにて、Gmailで登録いただいているお客様宛にお送りするメールがブロックされ、 届かない現象を確認しております。 午後5:06 · 2024年2月2日
登録してみた。届かなかった。
qmail.jp へは届く。(当然)
1. whois
Domain Name: FRONTIER1.SHOP Registry Domain ID: DO6639613-GMO Registrar WHOIS Server: whois.discount-domain.com Registrar URL: http://www.onamae.com/ Updated Date: 2024-02-01T02:47:43.0Z Creation Date: 2022-03-23T04:10:26.0Z Registry Expiry Date: 2025-03-23T23:59:59.0Z frontier1.shop. 3600 IN NS ns.makeshop.jp. frontier1.shop. 3600 IN NS ns2.makeshop.jp. frontier1.shop. 3600 IN TXT "v=spf1 include:spf.makeshop.jp ~all" spf.makeshop.jp. 3600 IN TXT "v=spf1 ip4:150.95.35.0/27 ip4:150.95.36.184/30 ip4:150.95.44.0/24 ip4:150.95.48.0/24 ip4:150.95.54.16/28 ip4:163.44.239.128/26 ip4:210.175.7.1/32 include:spf.repica.jp include:amazonses.com ~all" spf.repica.jp. 600 IN TXT "v=spf1 include:spf1.repica.jp ~all"
2. history
frontier1.shop. 3600 IN MX 10 mail2.makeshop.jp.
From info@frontier1.jp Fri Feb 02 08:39:12 2024
Return-Path: <info@frontier1.jp>
Delivered-To: frontier1@m.qmail.jp
Received: (qmail 3828 invoked from network); 2 Feb 2024 08:39:12 -0000
Received: from conoha.qmail.jp (157.7.113.173)
by m.qmail.jp with SMTP; 2 Feb 2024 08:39:12 -0000
Received: (qmail 173792 invoked from network); 2 Feb 2024 08:38:01 -0000
Received: from main-mail03.makeshop.jp (163.44.239.190)
by conoha.qmail.jp with ESMTPS (ECDHE-RSA-AES256-GCM-SHA384
encrypted); 2 Feb 2024 08:38:01 -0000
Received: from main-ssl02.makeshop.jp (unknown [172.30.143.144])
by main-mail03.makeshop.jp (Postfix) with ESMTP id 814E1C10EC
for <frontier1@m.qmail.jp>; Fri, 2 Feb 2024 17:38:01 +0900 (JST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=frontier1.jp;
From: ホビーショップフロンティア <info@frontier1.jp>
190.239.44.163.in-addr.arpa. 3600 IN PTR main-mail03.makeshop.jp.
_dmarc.frontier1.shop. 3600 IN TXT "v=DMARC1;p=none;pct=100;rua=mailto:info@frontier1.jp"