> Mestinya ssih tidak kalau recipient akses mail menggunakan webmailnya
> yahoo atau yahoo mail apps.
> Coba perlihatkan message header dari mail yang diterima recipient yahoo
> kesini.
Berikut headrnya pak,
X-Apparently-To: on3s_...@yahoo.com; Thu, 31 Oct 2019 06:50:02 +0000
Return-Path: <s...@clipan.co.id>
Authentication-Results: mta4454.mail.gq1.yahoo.com; 
 dkim=permerror (no key) header.i=@clipan.co.id header.s=MDaemon;
 spf=softfail smtp.mailfrom=@clipan.co.id;
 dmarc=NULL(p=NULL sp=NULL dis=NULL) header.from=clipan.co.id;
Received-SPF: softfail (transitioning domain of clipan.co.id does not
designate 137.59.125.225 as permitted sender)
X-YMailISG: ltAVuHAWLDvtHjFZQ7CXWawQ7QfHOxaG.JKx3G1bm0TRFiVq
 fUBden.5HZSIOT1bzdNFQcHzrFf_wZL0DX8eAWb7NAYj431BNSwgG7ynAGS2
 Xx5NZi8gi8jvfwV77xV7qYGtg8iCK7YTs4109RUML95wcPjAitoV9.VN.7aA
 G7Gr.ridCccrL9X6lLJsLtrwrOrE17dm0TAIEclEFUW0uME__3wCWn2E53St
 m8bZuXIEFjxZyqMeiub4zfJ90O0Ihr5StPTQedC9MQD4SU.CzBBkqCcrU9Xc
 vzPhgzUQyb1WKyDuEa_JAWtTg2P6pUZMhjqA_j1Tl.b2.kd1dx5J8A6zFB34
 e02.eBw5YZBX9TBV5_ZAyZNKypwjo.cp6S.7fV12AiCCoaKHHCKzwN3_XN1u
 QOFi6H2Hcjr0FxluIE6Zq7y1fg4dizAHmrLc2MCj96Vft05_iM3jtjWDtsuE
 K13KWcwTg66U0O9l02Q1zn5Rq.DeVVR.X4IVS8PLutxex_Bs2g3A13iQbu9Q
 d6GHfFG24ZBEPZjIn2RIRUMuESSGvpDcpbeCogwCw6TnLZwGcXjB8AAr8CkV
 _W5mNWUGneZddU0mBKim423NFTGICaqLmns4pnSyR6aZ41KIQnwtASYSUKHC
 0BDWe2g0xiYggXN6DlHA1CH49DhlT66awWwCwkV9YSidHMXtRlfaSaeudGb1
 ZW.rhocl0jkV_MZ4UXmAo4bx1zupFFIenOjNKDy9mJwnLdBIlkvrK_K1.v67
 REwwyG8_04tvEX6N914CMGVtZes6wza_J4HBSAj.SU6fJqNyoBb75jzJQ4qk
 tm9UvYAYGhjQ3_y2fn__2H9Kk.se73rD8lc7TpLolp6RytLN8NGo1ZiXkgRv
 dOMrQOAswigujCgV0co83Qp8eywYsCdw7fr32oBPuAIGya4tfAu_4RXHnzIs
 syHpJPMTpzP4oWvLyBT0mtamrdUC.dJ87E_Z2s6bDrBFpWvIsg_alqzbTnOz
 4OROsHg7CntWotX_h3wkjHzOnIavi6Wn6OV_8vQp2DneoBh7MRFkt5KMgfFn
 ijcLA9fx8rLLb60_HgbfW8goAiazGSarVcBpb2ARd0hEKk0uMHAtuNtIuWYk
 rzbHnKxX9QSYfC1v
X-Originating-IP: [137.59.125.225]
Received: from 10.214.155.146  (EHLO smtp1-filter.biz.net.id)
(137.59.125.225)
  by mta4454.mail.gq1.yahoo.com with SMTPS; Thu, 31 Oct 2019 06:50:01 +0000
Received: from smtp1-filter.biz.net.id (localhost.localdomain [127.0.0.1])
        by smtp1-filter.biz.net.id (Proxmox) with ESMTP id 7536F3042A9
        for <on3s_...@yahoo.com>; Thu, 31 Oct 2019 13:49:59 +0700 (WIB)
Received: from smtp2.biz.net.id (smtp2.biz.net.id [103.93.160.186])
        (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
        (No client certificate requested)
        by smtp1-filter.biz.net.id (Proxmox) with ESMTPS id 151453042AC
        for <on3s_...@yahoo.com>; Thu, 31 Oct 2019 13:49:57 +0700 (WIB)
Received: from mail.clipan.co.id (mail.clipan.co.id [117.102.86.99])
        by smtp2.biz.net.id (Postfix) with ESMTP id A77EF4000677
        for <on3s_...@yahoo.com>; Thu, 31 Oct 2019 13:49:58 +0700 (WIB)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=clipan.co.id; s=MDaemon; t=1572504596; x=1573109396;
        i=s...@clipan.co.id; q=dns/txt; h=From:To:References:In-Reply-To:
        Subject:Date:Message-ID:MIME-Version:Content-Type:Thread-Index:
        Content-Language; bh=Qn7ked5+Vsoxu1/1lft6ki98vunp+lNKXa8cMDlQtuo
        =; b=bW2l9+t6uyUNFKi6+PphO4B2e3hYwfbr8QO2on428F/n+DZbWBMbyqGhwol
        qAV5VHKTog4Mc0rjiNoPV7IYd2DWUelDncVwkvNHBDVWzt0frgOoQ4tJC/WnOb/n
        7CGeSsfMmmsPb9/3ltRs/4SBVv6ku4FquvROF9GmGBfbhj3o=
X-MDAV-Result: clean
X-MDAV-Processed: mail.clipan.co.id, Thu, 31 Oct 2019 13:49:56 +0700
Received: from NBDC by mail.clipan.co.id (MDaemon PRO v19.0.3) with ESMTPA
id md50000059758.msg; 
        Thu, 31 Oct 2019 13:49:55 +0700
X-Spam-Processed: mail.clipan.co.id, Thu, 31 Oct 2019 13:49:55 +0700
        (not processed: message from trusted or authenticated source)
X-MDArrival-Date: Thu, 31 Oct 2019 13:49:55 +0700
X-Authenticated-Sender: s...@clipan.co.id
X-Return-Path: s...@clipan.co.id
X-Envelope-From: s...@clipan.co.id
X-MDaemon-Deliver-To: on3s_...@yahoo.com
From: "Seno H" <s...@clipan.co.id>
To: "'Seno Ones Hartono'" <on3s_...@yahoo.com>
References: <583814816.4037626.1572504308035....@mail.yahoo.com>
<583814816.4037626.1572504308...@mail.yahoo.com>
In-Reply-To: <583814816.4037626.1572504308...@mail.yahoo.com>
Subject: RE: test
Date: Thu, 31 Oct 2019 13:49:44 +0700
Message-ID: <00a301d58fb7$612d6610$23883230$@clipan.co.id>
MIME-Version: 1.0
Content-Type: multipart/alternative;
        boundary="----=_NextPart_000_00A4_01D58FF2.0D8D0160"
X-Mailer: Microsoft Outlook 16.0
Thread-Index: AQJtHa7p3G8jj5Pn2gk4ufEpOz6zjAI+xYtVpjM811A=
Content-Language: en-id
Content-Length: 3076

This is a multipart message in MIME format.

------=_NextPart_000_00A4_01D58FF2.0D8D0160
Content-Type: text/plain;
        charset="utf-8"
Content-Transfer-Encoding: 7bit

Terima kasih






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