My Email Score is 8.5/10 but my emails are going in GMAIL SPAM folder. Please check why?

Hi There,

https://www.mail-tester.com/test-tk2a4lr10

my email score is 8.5/10 but emails are still going in Gmail Spam Folder, I don't know why?

https://www.whatsmydns.net/#TXT/irabolts.com
------------------------------------------------------
Raw message of test email is below:

Delivered-To: duapritpal@gmail.com
Received: by 2002:a05:7412:37c6:b0:11b:e393:d70c with SMTP id jz6csp1991093rdb;
        Fri, 2 Aug 2024 11:20:46 -0700 (PDT)
X-Google-Smtp-Source: AGHT+IHUty65p4HcIgDQUyZFToOk5obuLQ32SMDth+hE4i7GUcC4IgPriayLGo+N59l/imE6jVrH
X-Received: by 2002:ad4:5347:0:b0:6bb:8643:706 with SMTP id 6a1803df08f44-6bb91eab4e1mr90491336d6.27.1722622846597;
        Fri, 02 Aug 2024 11:20:46 -0700 (PDT)
ARC-Seal: i=1; a=rsa-sha256; t=1722622846; cv=none;
        d=google.com; s=arc-20160816;
        b=Q6JA1oWb93qKVKdf+nUrzkvemFmToUNpNuWS/trCa4tKab/o/yE021xeN0ClWPhH28
         /E2G3DF1PYBimkxeagUH0RMdqCVn1G6gF9ZNVApfoJwviTLy32rXo2YqF41oCjt4c6rz
         b1e5A3eLo3bQgqdy7yxGZnJa3VuTCusNNy90WnBXrftTxUik/znfY/q8JWDOjwrp7dTO
         A4bH4IjXWKTJxwu/foINkun1HdO9GbzGkGtjLLqYm4Ru51f7ds/3dalD3WWdmg2ducQk
         jfZRCM2jvX67zA6tthcb2xS6aZ4KaUMnm7+4Pb5RlZNJQjKnnkS1z//CGp7Fq1a3lWW3
         HJcA==
ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816;
        h=thread-topic:thread-index:mime-version:subject:message-id:to:from
         :date;
        bh=/etcUeqzmqvcJrqtliFhY5jf1C0vST7YinuOkK8qkKI=;
        fh=rBG6iwmQfz3ELqEH6ltay4C0IyupyN5i8CLcZbrI7iE=;
        b=gqBqDClYxOunKwxejgG0JLyIHVmXYP6z2hfBVu73RBQGqcf3SjE36rLnV1H1Ufw+m0
         zBcjxQsxQEw0/vCN+wVVK4arSkVec1RT2xyPI7e2M7r8Czjt8PQl2H4VAnb53vll+FUH
         pmu8Ex0aau7o5BTZM5UqUSUfLyRfr566SLr8EWPcjc79yLmiD0YXATFWYKXT8pS6aYPG
         Z5EckkvlGHOSmh7BmDn0361wVCEfWFe1O0rhsfKENx078SqiKwIEXRKKQ1D4By7ARYp6
         w8i0AaIGv+GV4FdJy00aAYbNf3VeOObJn8DVXZA0MHIDDYBrnV+wmOs91BsralQaGfYX
         Zw7g==;
        dara=google.com
ARC-Authentication-Results: i=1; mx.google.com;
       spf=pass (google.com: domain of info@irabolts.com designates 104.255.32.120 as permitted sender) smtp.mailfrom=info@irabolts.com
Return-Path: <info@irabolts.com>
Received: from web23.ecloud.email ([104.255.32.120])
        by mx.google.com with ESMTPS id 6a1803df08f44-6bb9c7781a5si25148096d6.70.2024.08.02.11.20.46
        for <duapritpal@gmail.com>
        (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);
        Fri, 02 Aug 2024 11:20:46 -0700 (PDT)
Received-SPF: pass (google.com: domain of info@irabolts.com designates 104.255.32.120 as permitted sender) client-ip=104.255.32.120;
Authentication-Results: mx.google.com;
       spf=pass (google.com: domain of info@irabolts.com designates 104.255.32.120 as permitted sender) smtp.mailfrom=info@irabolts.com
Received: from localhost (localhost [127.0.0.1]) by web23.ecloud.email (Postfix) with ESMTP id 304A8109A09 for <duapritpal@gmail.com>; Fri,
  2 Aug 2024 18:20:46 +0000 (UTC)
Received: from web23.ecloud.email ([127.0.0.1]) by localhost (web23.ecloud.email [127.0.0.1]) (amavis, port 10032) with ESMTP id oIyDTFldy5qT for <duapritpal@gmail.com>; Fri,
  2 Aug 2024 18:20:45 +0000 (UTC)
Received: from localhost (localhost [127.0.0.1]) by web23.ecloud.email (Postfix) with ESMTP id D09AC109A0B for <duapritpal@gmail.com>; Fri,
  2 Aug 2024 18:20:45 +0000 (UTC)
X-Virus-Scanned: amavis at ecloud.email
Received: from web23.ecloud.email ([127.0.0.1]) by localhost (web23.ecloud.email [127.0.0.1]) (amavis, port 10026) with ESMTP id OWPOqGnx8xnT for <duapritpal@gmail.com>; Fri,
  2 Aug 2024 18:20:45 +0000 (UTC)
Received: from web23.ecloud.email (localhost [127.0.0.1]) by web23.ecloud.email (Postfix) with ESMTP id B9E80109A09 for <duapritpal@gmail.com>; Fri,
  2 Aug 2024 18:20:45 +0000 (UTC)
Date: Fri, 2 Aug 2024 18:20:45 +0000 (UTC)
From: BOLTS IRA <info@irabolts.com>
To: duapritpal <duapritpal@gmail.com>
Message-ID: <692279808.362.1722622845670.JavaMail.zextras@irabolts.com>
Subject: test
MIME-Version: 1.0
Content-Type: multipart/alternative; boundary="=_ad1ea515-bb5f-402b-824c-2250b355a24c"
X-Originating-IP: [38.137.29.128]
X-Mailer: Carbonio 24.5.0_ZEXTRAS_202405 (CarbonioWebClient - Chrome 127.0.0.0 (Windows)/24.5.0_ZEXTRAS_202405 carbonio 20240517-1011 FOSS)
Thread-Index: gu69xMbkcZzy8P4QknQJj+BwixnzAA==
Thread-Topic: test

--=_ad1ea515-bb5f-402b-824c-2250b355a24c
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable

<html></html><style>/*<![CDATA[*/p {
=09margin: 0;
}
* {
}
/*]]>*/</style><body><div style=3D"font-family:'arial' , 'helve=
tica' , sans-serif;font-size:12pt;color:#000000"><p>test</p>
<div class=3D"signature-div">=C2=A0</div></div></body>
--=_ad1ea515-bb5f-402b-824c-2250b355a24c
Content-Type: text/html; charset=utf-8
Content-Transfer-Encoding: 7bit

<html><style>p {margin:0};</style><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><style>/*<![CDATA[*/p {
	margin: 0;
}
* {
}
/*]]>*/</style><div style="font-family:'arial' , 'helvetica' , sans-serif;font-size:12pt;color:#000000"><p>test</p>
<div class="signature-div">&nbsp;</div></div></div></body></html>
--=_ad1ea515-bb5f-402b-824c-2250b355a24c--

Please guide me why gmail.com moves all incoming emails from info@irabolts.com ( zextras server / carbonio ) to SPAM FOLDER

Please provide me solution or improvement point which i should do.

Thank you in Advance.
Pritpal Singh